a-a a-c aaa aac aad aag aao aar aau aav ac- aca acc acd acg aco acr acu acv ad- ada adc add adg ado adr adu adv ag- aga agc agd agg ago agr agu agv aoa aoc aod aog aoo aor aou aov ar- ara arc ard arg aro arr aru arv au- aua auc aud aug auo aur auv av- ava avc avd avg avo avr avu c-- caa cac cad cag cao car cau cav cca ccc ccd ccg cco ccr ccu ccv cda cdc cdd cdg cdo cdr cdu cdv cga cgc cgd cgg cgo cgr cgu cgv co- coa coc cod cog coo cor cou cov cra crc crd crg cro crr cru crv cua cuc cud cug cuo cur cuu cuv cva cvc cvd cvg cvo cvr cvu cvv daa dac dad dag dao dar dau dav dca dcc dcd dcg dco dcr dcu dcv dda ddc ddd ddg ddo ddr ddu dga dgc dgd dgg dgr dgu doa doc dod dog doo dor dou dov dra drc drd drg dro drr dru drv dua duc dud dug duo dur duv dva dvc dvd dvg dvr dvu g-d gaa gac gad gag gao gar gau gav gca gcc gcd gcg gco gcr gcu gda gdc gdd gdo gdr gdu gdv gga ggc ggd ggg ggo ggr ggu ggv goa goc god gog goo gor gou gov gra grc grd grg gro grr gru grv gu- gua guc gud gug guo gur guu guv gva gvc gvd gvg gvo gvr gvu oaa oac oad oag oao oar oau oav oc- oca occ ocd ocg oco ocr ocu ocv oda odc odd odg odo odr odu odv oga ogc ogd ogg ogo oo- ooa ooc ood oog ooo oor oov or- ora orc ord org oro orr oru orv ou- oua ouc oud ouo our ov- ova ovc ovd ovo ovv ra- raa rac rad rag rao rar rau rav rca rcc rcd rcg rco rcr rcu rcv rda rdc rdd rdg rdo rdr rdu rdv rga rgc rgd rgg rgo rgr rgv roa roc rod rog roo ror rou rov rra rrc rrd rrg rrr rru rua ruc rud rug ruo rur ruu ruv rva rvc rvd rvg rvo rvr rvu rvv ua- uaa uac uad uag uao uar uau uav uca ucc ucd ucg uco ucr ucu ucv uda udc udd udg udo udr udu udv uga ugc ugg ugo ugr ugu uoa uoc uod uog uoo uor ur- ura urc urd urg uro urr uru uua uuc uug uur uuu uva uvc uvo uvu uvv v-a vaa vac vad vag vao var vau vav vca vcc vcd vco vcr vcu vdc vdd vdg vdo vdr vdu vdv vga vgc vgg vgo vgr vgu voa voc vod vog voo vor vou vov vra vrc vrd vrg vrr vru vug vur vuv vva vvc vvg vvo vvr vvv