-ic a-a a-b a-c a-i aaa aab aac aah aai aav ab- aba abb abc abh abi abv ac- aca acb acc ach aci acv aha ahb ahc ahh ahi ahv ai- aia aib aic aih aii aiv av- ava avb avc avh avi baa bab bac bah bai bav bba bbb bbc bbh bbi bca bcb bcc bch bci bcv bha bhb bhc bhh bhi bhv bi- bia bib bic bih bii biv bva bvb bvc bvh bvi bvv c-- caa cab cac cah cai cav cba cbb cbc cbh cbi cbv cca ccb ccc cch cci ccv ch- cha chb chc chh chi chv ci- cia cib cic cih cii civ cva cvb cvc cvh cvi cvv h-i haa hab hac hah hai hav hba hbb hbc hbh hbi hbv hca hcb hcc hch hci hcv hha hhb hhc hhh hhi hhv hia hib hic hih hii hiv hv- hva hvb hvc hvv i-v ia- iaa iab iac iah iai iav iba ibb ibc ibh ibi ibv ica icb icc ich ici icv iha ihb ihc ihh ihi ihv iia iib iic iih iii iva ivb ivc ivi ivv v-a vaa vab vac vah vai vav vba vbc vbh vbi vbv vca vcc vch vci vh- vha vhb vhc vhi vi- via vib vic vii viv vva vvb vvc vvi vvv