a-a a-c aaa aac aad aah aar aav ac- aca acc acd ach acr acv ad- ada adc add adh adr adv aha ahc ahd ahh ahr ahv ar- ara arc ard arh arr arv av- ava avc avd avh avr c-- caa cac cad cah car cav cca ccc ccd cch ccr ccv cda cdc cdd cdh cdr cdv ch- cha chc chd chh chr chv cra crc crd crh crr crv cva cvc cvd cvh cvr cvv daa dac dad dah dar dav dca dcc dcd dcr dcv dda ddc ddd ddh ddr dh- dha dhc dhd dhh dhr dra drc drd drr drv dva dvc dvd dvh dvr haa hac had hah har hav hca hcc hcd hch hcr hcv hda hdc hdd hdh hdr hdv hha hhc hhd hhh hhr hhv hr- hra hrc hrd hrh hrr hrv hv- hva hvc hvd hvr hvv ra- raa rac rad rah rar rav rca rcc rcd rch rcr rcv rda rdc rdd rdh rdr rdv rh- rha rhc rhd rhh rhr rhv rra rrc rrd rrh rrr rva rvc rvd rvh rvr rvv v-a vaa vac vad vah var vav vca vcc vcd vch vcr vdc vdd vdh vdr vdv vh- vha vhc vhd vra vrc vrd vrh vrr vva vvc vvr vvv