a-a a-c aaa aac aad aak aao aar aaw ac- aca acc acd ack aco acr acw ad- ada adc add adk ado adr adw aka akc akd akk ako akr akw aoa aoc aod aok aoo aor aow ar- ara arc ard ark aro arr arw aw- awa awc awd awk awo awr aww c-- caa cac cad cak cao car caw cca ccc ccd cck cco ccr ccw cda cdc cdd cdk cdo cdr cdw cka ckc ckd cko ckw co- coa coc cod cok coo cor cow cra crc crd crk cro crr crw cw- cwa cwc cwd cwk cwo cwr daa dac dad dak dao dar daw dca dcc dcd dck dco dcr dcw dda ddc ddd ddk ddo ddr ddw dka dkc dkk dko dkr dkw doa doc dod dok doo dor dow dra drc drd drk dro drr drw dwa dwc dwo dwr dww ka- kaa kac kad kak kao kar kaw kca kcc kcd kck kcr kda kdc kdk kdo kdr kkc kkk kkr koa koc kod kok koo kor kow kra krc krd krk kro krr krw kw- kwa kwc kwd kwk kwo kww oaa oac oad oak oao oar oaw oc- oca occ ocd ock oco ocr ocw oda odc odd odo odr oka okc okd okk oko okr okw oo- ooa ooc ood ook ooo oor oow or- ora orc ord ork oro orr owa owc owd owk owo oww ra- raa rac rad rak rao rar raw rca rcc rcd rco rcr rcw rda rdc rdd rdo rdr rkc rkk rko roa roc rod rok roo ror row rra rrc rrd rrk rrr rwa rwc rwd rwr waa wac wad wak wao war waw wca wcc wcd wck wco wcr wcw wda wdc wdr wka wkc wkd wko wkr wkw woa woc wod wok woo wor wow wr- wra wrc wrd wrk wro wrr wrw wwa wwc wwd wwo www