a-a a-c aaa aac aad aah aao aar aav ac- aca acc acd ach aco acr acv ad- ada adc add adh ado adr adv aha ahc ahd ahh aho ahr ahv aoa aoc aod aoh aoo aor aov ar- ara arc ard arh aro arr arv av- ava avc avd avh avo avr c-- caa cac cad cah cao car cav cca ccc ccd cch cco ccr ccv cda cdc cdd cdh cdo cdr cdv ch- cha chc chd chh cho chr chv co- coa coc cod coh coo cor cov cra crc crd crh cro crr crv cva cvc cvd cvh cvo cvr cvv daa dac dad dah dao dar dav dca dcc dcd dco dcr dcv dda ddc ddd ddh ddo ddr dh- dha dhc dhd dhh dho dhr doa doc dod doh doo dor dov dra drc drd dro drr drv dva dvc dvd dvh dvr haa hac had hah hao har hav hca hcc hcd hch hco hcr hcv hda hdc hdd hdh hdo hdr hdv hha hhc hhd hhh hho hhr hhv hoa hoc hod hoh hoo hor hov hr- hra hrc hrd hrh hro hrr hrv hv- hva hvc hvd hvo hvr hvv oaa oac oad oah oao oar oav oc- oca occ ocd och oco ocr ocv oda odc odd odh odo odr odv oha ohc ohd ohh oho ohr oo- ooa ooc ood ooh ooo oor oov or- ora orc ord orh oro orr orv ov- ova ovc ovd ovh ovo ovv ra- raa rac rad rah rao rar rav rca rcc rcd rch rco rcr rcv rda rdc rdd rdh rdo rdr rdv rh- rha rhc rhd rhh rho rhr rhv roa roc rod roh roo ror rov rra rrc rrd rrh rrr rva rvc rvd rvh rvo rvr rvv v-a vaa vac vad vah vao var vav vca vcc vcd vch vco vcr vdc vdd vdh vdo vdr vdv vh- vha vhc vhd vho voa voc vod voh voo vor vov vra vrc vrd vrh vrr vva vvc vvo vvr vvv