coso coss csaa csab csac csak csao csas cscb cscc cscd csco cscs csda csdb csdn cska csks csob csos cssa cssd d-bo d-na daab daad daan daas daba dabb dabo dabs daca dacs dada dado dads daka dako daks dana dand dank dann dano dans daon daos dasa dasb dasc dasd dask dass dbas dbcc dbcs dbos dbsa dbss dcas dcbc dcca dccb dccc dccs dcdb dcds dcns dcon dcos dcsc dcss dddd ddoc ddss dkba dkdc dnaa dnab dnac dnad dnan dnas dncs dnoc dnsa dnsc doab doak doan doas doba dobb dobs doca dock doco docs dod- doda dodd dodo dods doka doko dona donc dond donk donn dono dons doob dood dook doon doos dosa dosk doso doss dsac dsba dsbc dscc dscn dscs dsda dsoa dsos dssa dssc dssn k-os kaaa kaab kaak kaan kaas kaba kabb kabc kabd kabo kacb kacc kacd kaco kacs kad- kada kadd kado kads kaka kakc kakk kakn kako kaks kana kanb kand kann kano kans kaoa kaoc kaok kaon kaos kas- kasa kasb kasc kask kasn kaso kass kbaa kbab kbac kbad kbak kbas kbba kbbb kbbc kbbd kbbk kbbo kbbs kbca kbcb kbck kbco kbcs kbdb kbdn kbdo kbds kbkb kbkk kbko kbna kbnd kbnn kbno kboa kbob kboc kbod kbok kbon kboo kbos kbsa kbsb kbsk kbsn kbso kbss kcaa kcab kcac kcad kcas kcba kcbc kcbd kcbk kcbs kcca kccb kccc kccd kcck kcda kcdc kcdd kcds kckc kckk kckn kcko kcnb kcnd kcno kcns kcob kcon kcos kcsa kcsb kcsc kcsd kcsn kcss kdaa kdab kdac kdad kdak kdao kdbb kdbn kdbs kdca kdcc kdcd kdco kddb kddc kddd kddk kdka kdkb kdkd kdkk kdkn kdko kdna kdnd kdnk kdnn kdno kdns kdoc kdok kdsc kdsd kdsk kdsn kdss kkaa kkac kkan kkba kkbb kkbd kkbn kkbo kkbs kkcb kkcd kkck kkcn kkco kkcs kkda kkdc kkdd kkdo kkkk kknb kknd kknn kkno kkns kkoa kkob kkon kkoo kksa kksd kksn kkss knaa knab knac knan knas knba knbb knbc knbn knca kncb knck kncn knco knda kndb kndc kndd kndk kndn kndo knkk knnb knnd knnk knns knob knoc knod knok knon knsa knsb knsc knsd knsk knsn knso knss koab koac koak koan koas koba kobb kobc kobk kobn kobo kobs koca kocb kocd kock kocn kocs koda kodk kodo kods koka kokb kokc kokk kokn koko koks kona konc kond konk kono koob kooc kook koon kooo koos kos- kosa kosb kosc kosd koso koss ksab ksac ksak ksan ksas ksba ksbc ksbn ksbs ksca kscb ksck kscn ksco kscs ksdc ksdk ksdn ksds kska kskb kskd kskk kskn ksko ksks ksna ksnb ksnc ksnd ksnk ksnn ksns ksob ksoc ksok kson ksoo ksos kssa kssn ksso ksss naaa naab naac naad naan naas naba nabc nabk nabo nabs naca nacc nacd nack naco nacs nada nadc nadk nads naka nako naks nan- nana nanb nand nann nano nans naoc naos nas- nasa nasb nasc nasd nask naso nass nbaa nbad nbak nbas nbbc nbbo nbca nbcc nbco nbcs ncaa ncac ncba ncbc ncbs ncca nccc nccn nccs ncda ncdc ncdn ncds ncna ncnc ncnd ncoa ncoc ncos ncsa ncsc ncss ndaa ndak ndao ndas ndcc ndcs nddb nddo ndna ndoc ndos ndss nkok nndb nnnn nnos nnsa nnss noaa noac noak noba nobc nobo nobs nock noco nocs noda nodo nods noko non- nona nonn nono nons noo- noob nook noon nooo noos nos- nosa nosk noss nsaa nsac nsbo nsca nscc nscd nscs nsds nskk nsna nsok nsos nssa nssb nssc nsso nsss oaks oasc oass obad obak oban obas obba obbo obkb obok obon obos obsd obsn obss ocab ocac ocad ocak ocan ocas ocbc occa occc occn ocds ocks ocna ocon ocos ocsa odac odas odbo odda oddd odds odnb odon odoo odos odso okak okan okas okka okko okna okno okok okon oksa okso onab onan onas onc- onca oncd onco onda ondo onna onno onod onon onos onsc onso ooaa ooak ooba ooda oona oons oooo ooos oosa osak osan osas osba osca oscc osco osno osoo osos ossa ossb ossd osso s-os sa-c saab saac saad saak saan saas saba sabb sabc sabo sabs saca sacc sacd sack sacn saco sacs sada sadb sadc sadd sado sads saka sakb sakk sako saks sana sand sank sann sano sans saon saos sasa sasc sasd sask saso sass sbaa sbac sbas sbbs sbca sbcc sbcs sbds sbsa sbsd scaa scab scac scad scak scan scas scba sccc sccs scda scdc scds sck- scna scnd scob scok scon scoo scsa scsc scsd scsn scso sdak sdba sdcc sdco sddc sdds sdna sdsc sdss skab skac skad skan skn- skon sksd skss snab snad snak snas snba snca sncc snco snda snns snoa snob snoc snod snoo snos snsd soad soak soan soas soba sobo sobs soca sock soco socs soda sodd sodo sods soka sokk sokn soko son- sona sond sonk sono sons sood sook soon soos sosa soso soss ssaa ssab ssac ssan ssao ssas ssbn ssca sscc sscs ssdc ssdd ssns ssoc sssa sssb sssc ssss

-aaa- -abad a-dna aaaas aaadc aaaoc aaasa aaass aabaa aabba aacbc aacos aacsa aacsb aacss aadac aadas aakko abaab ababa ababs abaca aback abaco abacs abada abaka abako abana abanc aband abank abann abano abaon abasa abask abass abbac abbad abban abbas abbod abbos abcan abcas abccc abcdb abdan abdon abkoo abnak aboab aboad abobo abona abond abono abood abook aboon aboso abson acaca acacb acack acads acana acass accad accas acdcs acock acoda acook acoss acsad acsdc adaba adada adado adads adaka adana adanc adano adaon adasa addas addon addsa adkan adnan adnas adobo adodb adona adons ads-b adson akaba akabo akana akand akans akaoa akasa akban akbas akkad akkas akobo akoda akoka akoko akona akono anaba anack anaco anado anaka anaks anana anand anasa anass anban ancon andab andac andad andan andas andco andno andoa andon andos andso ankaa ankas annan annas anoak anoas anoba anoda anoka