a-a a-c aaa aac aaf aak aao aar aaw aay ac- aca acc acf ack aco acr acw acy af- afa afc aff afk afo afr afw afy aka akc akk ako akr akw aoa aoc aof aok aoo aor aow ar- ara arc arf ark aro arr arw ary aw- awa awc awf awk awo awr aww awy ay- aya ayc ayf ayk ayo ayr ayw c-- caa cac caf cak cao car caw cay cca ccc ccf cck cco ccr ccw cfa cfc cff cfk cfo cfr cfw cka ckc cko ckw cky co- coa coc cof cok coo cor cow coy cra crc crf crk cro crr crw cry cw- cwa cwc cwk cwo cwr cya cyc cyf cyk cyo cyr cyw faa fac faf fak fao far faw fay fca fcc fcf fck fco fcr fcw fcy ffa ffc fff ffk ffo ffr ffw ffy fka fkc fkf fkk foa foc fof fok foo for fow foy fra frc frf frk fro frr frw fry fwa fwc fwf fwo fy- fya fyc fyk fyo ka- kaa kac kaf kak kao kar kaw kay kca kcc kck kcr kfa kfc kff kfo kfw kkc kkk kkr kky koa koc kof kok koo kor kow koy kra krc krf krk kro krr krw kry kw- kwa kwc kwf kwk kwo kww kya kyc kyo kyr kyw oaa oac oaf oak oao oar oaw oc- oca occ ocf ock oco ocr ocw of- ofa ofc off ofo ofr ofw oka okc okk oko okr okw oo- ooa ooc oof ook ooo oor oow or- ora orc orf ork oro orr ory owa owc owf owk owo oww oya oyo ra- raa rac raf rak rao rar raw ray rca rcc rcf rco rcr rcw rfa rfc rff rfk rfo rfr rfw rkc rkf rkk rko rky roa roc rof rok roo ror row roy rra rrc rrf rrk rrr rwa rwc rwf rwr rwy ry- rya ryc ryf ryk ryo ryr ryy waa wac waf wak wao war waw way wca wcc wcf wck wco wcr wcw wfa wfc wff wfk wfo wfr wfw wka wkc wkf wko wkr wkw wky woa woc wof wok woo wor wow woy wr- wra wrc wrf wrk wro wrr wrw wry wwa wwc wwf wwo www wy- wya wyc wyf wyk wyo wyr yaa yac yaf yak yao yar yaw yay yca ycc ycf yco ycw ycy yfa yfc yff yfr yka ykk yoc yof yok yoo yor yow yoy yra yrc yrf yro ywc yyc yyf yyy