a-a a-c a-t aaa aac aar aat aau aav ac- aca acc acr act acu acv ar- ara arc arr art aru arv at- ata atc atr att atu atv au- aua auc aur aut auv av- ava avc avr avt avu c-- caa cac car cat cau cav cca ccc ccr cct ccu ccv cra crc crr crt cru crv cta ctc ctr ctt ctu ctv cua cuc cur cut cuu cuv cva cvc cvr cvt cvu cvv ra- raa rac rar rat rau rav rca rcc rcr rct rcu rcv rra rrc rrr rrt rru rta rtc rtr rtt rtu rtv rua ruc rur rut ruu ruv rva rvc rvr rvt rvu rvv taa tac tar tat tau tav tca tcc tcr tct tcu tcv tra trc trr trt tru trv tta ttc ttr ttt ttu ttv tua tuc tur tut tuu tuv tva tvc tvr tvt tvu ua- uaa uac uar uat uau uav uca ucc ucr uct ucu ucv ur- ura urc urr urt uru uta utc utr utt utu utv uua uuc uur uut uuu uva uvc uvu uvv v-a vaa vac var vat vau vav vca vcc vcr vct vcu vra vrc vrr vrt vru vta vtc vtr vtt vtu vtv vur vut vuv vva vvc vvr vvt vvv