onir onis onna onni onno onon onor onos onra onsc onso onur onus ooaa ooba oobi oocr ooff oofs ooia oona oons oooo ooos oora oosa oosi oous orab orac orai oran orao orar oras orba orbb orbi orbo orbs orbu orca orci orco orcs orff orfi orfs orfu ori- oria oric orif orin orio oris orna ornc orni orno orns oro- orof oron oror oros orra orri orro orrs orsa orsi orso orsu orub orus osaf osai osan osar osas osba osca oscc osci osco osfa osia osii osin osis osno osnr osoi osoo osor osos osro ossa ossb ossi osso ossu osun ouac ouan oubs oucc oufc ouff ouii ouin ouir ouis oun- ouna our- oura ourn ouro ours ousa ouu- raab raaf raan raas raba rabb rabi rabo rabs rabu rac- raca racc raci raco racs racu rafa rafc raff rafi raia raic raif raii rain rair rais raiu rana ranc rani rann rano rans raob raoc raos rara rarb rarf rari raro rars rasa rasc rasi raso rass rasu raua raub rauc rauf raun raus rbaf rbbb rbbr rbbs rbis rbss rcac rcaf rcas rcbc rcbo rccb rccc rccs rcfc rcic rcis rcnr rcon rcos rcsa rcsc rcsi rcss rffc rfic riaa riab riai rian rias riau rib- riba ribo ribs ribu rica ricc rico rics rifa riff rifs rifu riia riif riin riis rina rinf rinn rino rion rios riou riri rirs risa risc risi riso riss risu rius rnaf rnai rnas rnbr rnco rncs rnin roab roaf roan roar roas rob- roba robb robi robo robs robu roca rocc roco rocs rofc roff rofo roia roif roin roio roir rois roiu rona ronc roni rono rons roob roof rooi roon roor roos rora rorc rori roro roru rosa rosc rosi roso ross roua roub rouf roun rous rras rrfc rrif rrna rrrr rrun rsaa rsaf rsai rsbi rscc rscn rscs rsfc rsis rsna rsnn rsno rsnr rsos rssa rsua ruan ruas ruba rubb rubi rubs rubu ruca ruci rufa rufc ruff rufo ruif ruin ruis runa runc runf runi runn runo runs rura rurc ruri ruro rurs ruru rusa rusi ruso russ rusu ruun s-ib s-ic s-ii s-os sa-c saab saac saaf saan saar saas saba sabb sabc sabi sabo sabr sabs sabu saca sacc saci sacn saco sacr sacs sacu safa safb safc saff safi safo safr safu saia saic saif sain sair sais sana sani sann sano sanr sans sanu saoi saon saor saos saou sara sarc sarf sari sarn saro sarr sars saru sasa sasc sasf sasi saso sass saua sauc sauf saun saur saus sbaa sbac sbai sbar sbas sbbs sbca sbcc sbcs sbfc sbia sbic sbor sbsa sbsi sbus scaa scab scac scaf scai scan scar scas scba scbi sccc sccs scfa scfc scfi sci- scia scic scif scin scio scir scis scna scnr scob scon scoo scor scr- scra scrc scri scrn scrs scsa scsc scsi scsn scso scsr scsu scua scub scun scur sfar sfas sfba sfbc sfca sfcc sfco sfcs sffc sfia sfio sfnb sfor sfos sfra sfrc sfro sfss sfsu siaa siab siac siaf siai sian sias siau siba sibc sibi sibo sibs sibu sica sicc sici sico sics sicu sifa siff sifo sifr sifu sina sini sinn sino sins sinu sion sior sios siou sira sirc sirf siri siro sirr sirs siru sisa sisc sisi siss sisu siui sius snab snar snas snba snca sncc sncf snco snfu snia snib snir snns snoa snob snoc snoo snor snos snra snrs snub snur snus soan soar soas soba sobo sobr sobs sobu soca soci soco socr socs sofa sofi sofo soia soic soif soin soir sois son- sona soni sono sons sonu soof soon soor soos sora sorb sori sorn soro sorr sors soru sosa sosi soso soss souf soun sour sous sraf sras srbc srcc srfc srfi srib sris srna srni srnn srno sros srub ssaa ssab ssac ssan ssao ssas ssau ssbn ssbr ssca sscc ssci sscs ssfc ssin ssis ssns ssoc ssra ssrc ssri ssrs sssa sssb sssc sssf sssi ssss suan suar suas sub- suba subb subi subo subs suc- succ suci sucr sucs suf- sufa sufc suff sufi sufr sufs sufu suin suio suir suis sun- suna sunb suni sunn suno suns sunu suor suos sur- sura surc surf suri surn suro surr surs suru sus- susa susi suso suss susu suus uabc uaca uafa uair uaoc uarc uars uaru uasa uaua ubac ubar ubba ubbi ubbo ubic ubii ubir ubis uboc ubon ubos ubra ucai ucan ucar ucas ucbc ucca ucci ucfa ucfb ucin ucio ucon ucos ucrc ucsa ucsb ucsc ucsf ucsu ucua ufcu uffa ufos ufra uica uira uirr unaa unac unai unan unar unas unau unca uncc uncf unci unco uncs uni- unia unic unif unii unin unio unir unis unna unni unno unns unon unos unra unrf unro unrs uns- unsa unsc unso unus uocc uofa uofo uor- urac urai uran urao uras urau urba urbi urbs urca urci urfa urff urfi uria urib uric urif urin uris uriu urna urni urns uro- uroa uroo urra urri ursa ursi urso urss ursu urun urur urus us-a usaa usac usaf usan usar usas usba usbc usbr usbs usca uscc uscf usco uscs usfa usfc usfi usfs usia usif usin usis usna usnc usno usnr usnu usoc usoi usos usra ussa ussb ussc ussf ussr usss ussu usua usui usun usus uuni uuno uuoc uuri uusi uuuu

-aaa- a-fib a-iii a-sun aaaai aaaas aaais aaaoc aaarc aaasa aaass aabaa aabba aabfs aabra aacbc aacfo aacos aacsa aacsb aacss aacus aafir aaiib aaina aains aaion aanai aarau aaria aarna aarni aaron aasai aasia aasin aasra abaab ababa ababs ababu abaca abaci abaco abacs abaia abair abana abanc abani abann abano abaon abara abari abarn abaru abasa abasi abass abbac abbai abban abbar abbas abbia abbos abbou abbrs abbur abcan abcas abccc abfab abffs abian abias abibs abici abio- abira abirs abiss abius abnub aboab abobo abona abono aboon