a-a a-c a-t aaa aac aad aak aao aar aas aat ac- aca acc acd ack aco acr acs act ad- ada adc add adk ado adr ads adt aka akc akd akk ako akr aks aoa aoc aod aok aoo aor aos aot ar- ara arc ard ark aro arr ars art as- asa asc asd ask aso asr ass ast at- ata atc atd ato atr ats att c-- caa cac cad cak cao car cas cat cca ccc ccd cck cco ccr ccs cct cda cdc cdd cdk cdo cdr cds cdt cka ckc ckd cko cks ckt co- coa coc cod cok coo cor cos cot cra crc crd crk cro crr crs crt csa csc csd csk cso csr css cst cta ctc ctd ctk cto ctr cts ctt daa dac dad dak dao dar das dat dca dcc dcd dck dco dcr dcs dct dda ddc ddd ddk ddo ddr dds ddt dka dkc dkk dko dkr dks dkt doa doc dod dok doo dor dos dot dra drc drd drk dro drr drs drt dsa dsc dsd dsk dso dsr dss dst dta dtc dtd dtk dto dtr dts dtt k-t ka- kaa kac kad kak kao kar kas kat kca kcc kcd kck kcr kcs kct kda kdc kdk kdo kdr kds kdt kkc kkk kkr kks kkt koa koc kod kok koo kor kos kot kra krc krd krk kro krr krs krt ksa ksc ksd ksk kso ksr kss kst kta ktc ktk kto ktr kts ktt oaa oac oad oak oao oar oas oat oc- oca occ ocd ock oco ocr ocs oct oda odc odd odo odr ods odt oka okc okd okk oko okr oks oo- ooa ooc ood ook ooo oor oos oot or- ora orc ord ork oro orr ors ort os- osa osc osd osk oso osr oss ost ot- ota otc otd otk oto otr ots ott ra- raa rac rad rak rao rar ras rat rca rcc rcd rco rcr rcs rct rda rdc rdd rdo rdr rds rdt rkc rkk rko rks rkt roa roc rod rok roo ror ros rot rra rrc rrd rrk rrr rrs rrt rsa rsc rsd rsk rso rsr rss rst rta rtc rtd rtk rto rtr rts rtt saa sac sad sak sao sar sas sat sca scc scd sck sco scr scs sct sda sdc sdd sdk sdo sdr sds sdt sk- ska skc skd skk sko skr sks skt soa soc sod sok soo sor sos sot sr- sra src srd srk sro srr srs srt ss- ssa ssc ssd ssk sso ssr sss sst sta stc std stk sto str sts stt taa tac tad tak tao tar tas tat tca tcc tcd tck tco tcr tcs tct tda tdc tdd tdk tdo tdr tds tdt tka tkc tkk tko tkr tks tkt to- toa toc tod tok too tor tos tot tra trc trd trk tro trr trs trt tsa tsc tsd tsk tso tsr tss tst tta ttc ttd ttk tto ttr tts ttt

a-ak a-do a-ok aaaa aaac aaad aaar aaas aaca aacc aacd aack aaco aacr aacs aact aada aadc aads aadt aaka aaoo aara aarc aard aaro aars aart aasa aasc aasd aass aast aata aatc aatk aatt ac-t acaa acac acad acar acas acat acca accc accd acco accs acct acda acdc acds acdt ackd acks acoa acod acor acos acot acr- acra acrc acro acrr acrs acsa acsc acsd acss acst acta actc acto acts actt adaa adac adad adak adao adar adas adat adcc adcs adda addc addd addo addr adds adoc adod adok adoo ador ados adot adra adro adrs adsa adso adsr adss adst adta adts akaa akao akar akas akca akka akko akok akos akot akr- akra aksa akst aoca aocs aoks aora aors aort aosd aoss aotc aotd arac arad arak arar aras arat arc- arca arco arcs arct arda ardc ardo ards arka arko arks aroa arod aroo aror aros arr- arra arrc arrk arro arrr arrs arrt ars- arsa arsc arsd arsk arso arst arta artc arto artr arts asaa asac asad asak asao asar asas asat asc- asca ascc asco ascr asct asda asdo asds aska asko askr asks askt asoc asod asok asor asos asot asra asrc asro asrs assa assc assd assk asso assr asss asst asta astc asto astr asts at-t ataa atac atad atak atar atas atat atca atcc atck atco atcr atcs atdt atka atkt atoc atod atok ator atos atot atra atrc atrk atro atsc atst atta atto attr atts c-cd caaa caac caas caat cac- caca cacc cack caco cacr cada cadc cadd cado cadr cads caka caod caor caos cara carc card cark caro carr cars cart casa casc casd cask caso casr cass cast cat- cata catc catd cato cats catt ccaa ccac ccad ccar ccas ccat ccca cccc cccs ccdc ccdr ccds ccoc ccod ccra ccrc ccrs ccrt ccsa ccsd ccss ccst cctc cctt cd-r cdaa cdac cdad cdcs cdda cddr cdos cdot cdrs cdss ckac ckat ckck ckco ckcs ckdo ckoa ckoc ckoo ckor ckos ckot ckrc ckrd cksa ckso ckst ckts coad coak coas coat coca cock coco coct coda codd cods cok- coka coko cood cook coos coot cor- cora corc cord cork coro corr cors cort cosa cosc coso coss cost cota cotc coto cots cott crac crar cras crat crca crcc crcr crda crdc crkc croc crod crok croo cror crot crrt crsa crss crst crtc crts csaa csac csak csao csar csas csat cscc cscd csco cscr cscs csda csdr cska csks csor csos csot csra csrc csrd csrs cssa cssd cssr csta cstc cstd csto cstr csts ctca ctor ctos ctot ctrc ctrs ctsa ctsc ctss ctta ctts daad daar daas daca dacs dact dada dado dads daka dako daks daos dara darc dard dark daro darr dars dart dasa dasc dasd dask dass dast data dato datr dats datt