a-a a-c aaa aac aag aah aao aar aav ac- aca acc acg ach aco acr acv ag- aga agc agg agh ago agr agv aha ahc ahg ahh aho ahr ahv aoa aoc aog aoh aoo aor aov ar- ara arc arg arh aro arr arv av- ava avc avg avh avo avr c-- caa cac cag cah cao car cav cca ccc ccg cch cco ccr ccv cga cgc cgg cgh cgo cgr cgv ch- cha chc chg chh cho chr chv co- coa coc cog coh coo cor cov cra crc crg crh cro crr crv cva cvc cvg cvh cvo cvr cvv gaa gac gag gah gao gar gav gca gcc gcg gch gco gcr gga ggc ggg ggh ggo ggr ggv gha ghc ghg ghh gho ghr goa goc gog goh goo gor gov gra grc grg grh gro grr grv gva gvc gvg gvh gvo gvr haa hac hag hah hao har hav hca hcc hcg hch hco hcr hcv hga hgc hgg hgh hgo hgr hgv hha hhc hhg hhh hho hhr hhv hoa hoc hog hoh hoo hor hov hr- hra hrc hrg hrh hro hrr hrv hv- hva hvc hvg hvo hvr hvv oaa oac oag oah oao oar oav oc- oca occ ocg och oco ocr ocv oga ogc ogg ogh ogo oha ohc ohg ohh oho ohr oo- ooa ooc oog ooh ooo oor oov or- ora orc org orh oro orr orv ov- ova ovc ovh ovo ovv ra- raa rac rag rah rao rar rav rca rcc rcg rch rco rcr rcv rga rgc rgg rgh rgo rgr rgv rh- rha rhc rhg rhh rho rhr rhv roa roc rog roh roo ror rov rra rrc rrg rrh rrr rva rvc rvg rvh rvo rvr rvv v-a vaa vac vag vah vao var vav vca vcc vch vco vcr vga vgc vgg vgh vgo vgr vh- vha vhc vho voa voc vog voh voo vor vov vra vrc vrg vrh vrr vva vvc vvg vvo vvr vvv