a-a a-c a-t aaa aac aar aat aaw aay ac- aca acc acr act acw acy ar- ara arc arr art arw ary at- ata atc atr att atw aw- awa awc awr awt aww awy ay- aya ayc ayr ayt ayw c-- caa cac car cat caw cay cca ccc ccr cct ccw cra crc crr crt crw cry cta ctc ctr ctt ctw cty cw- cwa cwc cwr cwt cya cyc cyr cyt cyw ra- raa rac rar rat raw ray rca rcc rcr rct rcw rra rrc rrr rrt rta rtc rtr rtt rtw rty rwa rwc rwr rwy ry- rya ryc ryr ryy taa tac tar tat taw tay tca tcc tcr tct tcw tra trc trr trt trw try tta ttc ttr ttt ttw tty twa twc twr twt tww twy tya tyc tyr tyt waa wac war wat waw way wca wcc wcr wct wcw wr- wra wrc wrr wrt wrw wry wta wtc wtr wtt wtw wwa wwc wwt www wy- wya wyc wyr wyt yaa yac yar yat yaw yay yca ycc ycw ycy yra yrc yrt yta ytc ytr ytt ywc yyc yyt yyy