krod krok kroo kror kros krrb krrc krrk krro krrr krrs krsa krsc krsd krsk krsr krss krsu krua kruc kruk krur ksab ksac ksak ksar ksas ksau ksba ksbc ksbr ksbs ksca kscb ksck ksco kscr kscs kscu ksdc ksdk ksdr ksds kska kskb kskd kskk ksko kskr ksks ksku ksob ksoc ksok ksoo ksor ksos ksou ksra ksrb ksro ksrr ksrs kssa ksso kssr ksss kssu ksua ksub ksud ksuu kuac kuar kuau kuba kubb kubc kubd kubo kubr kubs kubu kuca kucb kucc kucd kuco kucr kuda kudd kudo kudu kuka kukk kuks kuku kuoa kuok kuoo kuos kura kurb kurd kurk kuro kurr kurs kuru kusa kusb kusc kusd kuso kusu kuub kuuk kuur kuuu oaau oaks oara oars oasc oass obad obak obas obba obbo obkb obok obor obos obra obro obsd obsr obss obus ocab ocac ocad ocak ocas ocbc occa occc ocds ocks ocos ocra ocro ocrr ocrs ocsa ocur odac odas odbo odda oddd odds odoo odor odos odou odra odso odur odus okak okas okcu okka okko okok okor okra okro oksa okso okur okus ooaa ooak ooba oocr ooda ooku oooo ooos oora oord oosa oous orab orac orad orak orao orar oras orba orbb orbo orbs orbu orca orco orcs orda ordo ords ordu orka orko oro- orok oror oros orra orro orrs orsa orsk orso orsu orub orus osak osar osas osba osca oscc osco osku osoo osor osos osrd osro ossa ossb ossd osso ossu ouac ouad oubs oucc oudc ouds our- oura ouro ours ousa ousd ouu- raab raad raak raas raba rabb rabk rabo rabs rabu rac- raca racc rack raco racs racu rada radc radd rado radr rads radu raka rakk raku raob raoc raok raos rara rarb rark raro rars rasa rasc rasd rask raso rass rasu raua raub rauc raud rauk raus rbbb rbbr rbbs rbds rbsd rbss rcac rcas rcbc rcbo rccb rccc rccs rcdc rcds rcos rcrd rcsa rcsc rcsd rcss rdac rdas rdoc rdos rdso rkos rkss roab road roak roar roas rob- roba robb robo robs robu roca rocc rock roco rocs roda rodd rodo rods roka rokk roko rokr roks roku roob rood rook roor roos rora rorc rork roro roru rosa rosc roso ross roua roub roud rouk rous rrad rras rrrr rsaa rscc rscs rsdd rsds rsos rssa rsua ruad ruas ruba rubb rubs rubu ruca ruck ruda rudd rudo ruds ruka rukk ruku ruok rura rurc rurd ruro rurs ruru rusa rusk ruso russ rusu ruud s-os sa-c saab saac saad saak saar saas saba sabb sabc sabo sabr sabs sabu saca sacc sacd sack saco sacr sacs sacu sada sadb sadc sadd sado sadr sads sadu saka sakb sakk sako saks saku saor saos saou sara sarc sard sark saro sarr sars saru sasa sasc sasd sask saso sass saua sauc saud sauk saur saus sbaa sbac sbar sbas sbbs sbca sbcc sbcs sbds sbor sbrk sbsa sbsd sbus scaa scab scac scad scak scar scas scba sccc sccs scda scdc scds sck- scob scok scoo scor scr- scra scrc scrs scsa scsc scsd scso scsr scsu scua scub scud scur sdak sdau sdba sdcc sdco sddc sdds sdrc sdrs sdsc sdss sdsu skab skac skad skar skor skra sksd skss skua skud skur soad soak soar soas soba sobo sobr sobs sobu soca sock soco socr socs soda sodd sodo sods sodu soka sokk soko soku sood sook soor soos sora sorb sord soro sorr sors soru sosa soso soss soud souk sour sous sras srbc srcc sros srsd srub ssaa ssab ssac ssao ssas ssau ssbr ssca sscc sscs ssdc ssdd ssoc ssra ssrc ssrs sssa sssb sssc ssss suar suas sub- suba subb subd subo subs suc- succ suck sucr sucs suda sudd sudo suds suka suks suku suor suos sur- sura surc surd suro surr surs suru sus- susa susd susk suso suss susu suus uabc uaca uaoc uarc uars uaru uasa uasd uaua ubac ubar ubba ubbo uboc ubod ubos ubra ubud ucad ucak ucar ucas ucbc ucca ucdc ucdd ucka ucos ucrc ucsa ucsb ucsc ucsd ucsu ucua udaa udad udar udas udau udbc udca udds udoo udos udra udsd uduk ukba ukcc ukko ukok ukra ukrc uksa uksc ukur uocc uor- urac urad urao uras urau urba urbs urca urda urds urdu urka uro- uroa urok uroo urra ursa urso urss ursu uruk urur urus us-a us-k usaa usac usad usak usar usas usba usbc usbr usbs usca uscc usco uscs usda usdc usdo usds uska usoc usos usra ussa ussb ussc ussr usss ussu usua usus uuoc uuuu

-aaa- -abad aaaas aaadc aaaoc aaarc aaasa aaass aabaa aabba aabra aacbc aacos aacsa aacsb aacss aacus aadac aadas aakko aarau aasra abaab ababa ababs ababu abaca aback abaco abacs abada abaka abako abara abaru abasa abask abass abbac abbad abbar abbas abbod abbos abbou abbrs abbud abbur abcas abccc abcdb abkar abkoo aboab aboad abobo abood abook abora aborc abord aboso aboud abous abrac abrad abrak abrar abras abrod abrud abrus absar abuda abuko abura aburr acaca acacb acack acads acar- acara acard acars acass acaua accad accas accra accrd accub accur accus acdcs acock acoda acook acord acork acoss acou- acoua acouo acrab acro- acrob acros acsad acsdc acuba acura acusa adaba adada adado adads adaka adaou adara adark adaro adars adasa addas addra addsa addur adkar adoar adobo adodb adoor adora adoro adoub adour adrad adrar adras adroa ads-b aduba aduck aduku akaba akabo akaoa akard akasa akbar akbas akbou akbuk akkad akkas akkra akkub akkur akobo akoda akoka akoko akrak akrar akro- aksar akuku akura aokas aoos aorus aouda ar-ab ara-c arab- araba arabo arabs araca arack araco arada arado arads araks araku arara arars araru arass arasu arbab arbar arbas arbok arbor arbos arbus arcas arcoa arcor arcos arcus ardab ardak ardas ardod ardor ardra ardua ardud arkar arkas arkos aroab aroad aroar aroba arock aroor aroos arora arosa arrak arras arrau