-ic a-a a-b a-c a-i aaa aab aac aae aah aai aav ab- aba abb abc abe abh abi abv ac- aca acb acc ace ach aci acv aea aeb aec aee aeh aei aev aha ahb ahc ahe ahh ahi ahv ai- aia aib aic aie aih aii aiv av- ava avb avc ave avh avi baa bab bac bae bah bai bav bba bbb bbc bbe bbh bbi bca bcb bcc bce bch bci bcv be- bea beb bec bee beh bei bev bha bhb bhc bhe bhh bhi bhv bi- bia bib bic bie bih bii biv bva bvb bvc bve bvh bvi bvv c-- caa cab cac cae cah cai cav cba cbb cbc cbe cbh cbi cbv cca ccb ccc cce cch cci ccv ce- cea ceb cec cee ceh cei cev ch- cha chb chc che chh chi chv ci- cia cib cic cie cih cii civ cva cvb cvc cve cvh cvi cvv eaa eab eac eae eah eai eav eba ebb ebc ebe ebh ebi ebv ec- eca ecb ecc ece ech eci ecv eea eeb eec eee eev eha ehb ehc ehe ehh ehi ehv eia eib eic eie eii eiv eva evb evc eve evh evi evv h-i haa hab hac hae hah hai hav hba hbb hbc hbe hbh hbi hbv hca hcb hcc hce hch hci hcv he- hea heb hec hee heh hei hev hha hhb hhc hhe hhh hhi hhv hia hib hic hie hih hii hiv hv- hva hvb hvc hvv i-v ia- iaa iab iac iae iah iai iav iba ibb ibc ibe ibh ibi ibv ica icb icc ice ich ici icv ie- iea iec iee iei iev iha ihb ihc ihe ihh ihi ihv iia iib iic iie iih iii iva ivb ivc ive ivi ivv v-a v-e vaa vab vac vae vah vai vav vba vbc vbh vbi vbv vca vcc vce vch vci vea veb vec vee veh vei vh- vha vhb vhc vhe vhi vi- via vib vic vie vii viv vva vvb vvc vvi vvv