a-a a-c aaa aac aah aao aar aau aav ac- aca acc ach aco acr acu acv aha ahc ahh aho ahr ahu ahv aoa aoc aoh aoo aor aou aov ar- ara arc arh aro arr aru arv au- aua auc auh auo aur auv av- ava avc avh avo avr avu c-- caa cac cah cao car cau cav cca ccc cch cco ccr ccu ccv ch- cha chc chh cho chr chu chv co- coa coc coh coo cor cou cov cra crc crh cro crr cru crv cua cuc cuh cuo cur cuu cuv cva cvc cvh cvo cvr cvu cvv haa hac hah hao har hau hav hca hcc hch hco hcr hcv hha hhc hhh hho hhr hhu hhv hoa hoc hoh hoo hor hou hov hr- hra hrc hrh hro hrr hru hrv hua huc huh huo hur huu huv hv- hva hvc hvo hvr hvv oaa oac oah oao oar oau oav oc- oca occ och oco ocr ocu ocv oha ohc ohh oho ohr ohu oo- ooa ooc ooh ooo oor oov or- ora orc orh oro orr oru orv ou- oua ouc ouh ouo our ov- ova ovc ovh ovo ovv ra- raa rac rah rao rar rau rav rca rcc rch rco rcr rcu rcv rh- rha rhc rhh rho rhr rhu rhv roa roc roh roo ror rou rov rra rrc rrh rrr rru rua ruc ruh ruo rur ruu ruv rva rvc rvh rvo rvr rvu rvv ua- uaa uac uah uao uar uau uav uca ucc uch uco ucr ucu ucv uha uhc uhh uho uhr uhu uhv uoa uoc uoo uor ur- ura urc uro urr uru uua uuc uur uuu uva uvc uvo uvu uvv v-a vaa vac vah vao var vau vav vca vcc vch vco vcr vcu vh- vha vhc vho voa voc voh voo vor vou vov vra vrc vrh vrr vru vur vuv vva vvc vvo vvr vvv