-ic -th a-a a-b a-c a-i a-t aaa aab aac aae aah aai aat aav ab- aba abb abc abe abh abi abt abv ac- aca acb acc ace ach aci act acv aea aeb aec aee aeh aei aet aev aha ahb ahc ahe ahh ahi aht ahv ai- aia aib aic aie aih aii ait aiv at- ata atb atc ate ath ati att atv av- ava avb avc ave avh avi avt baa bab bac bae bah bai bat bav bba bbb bbc bbe bbh bbi bbt bca bcb bcc bce bch bci bct bcv be- bea beb bec bee beh bei bet bev bha bhb bhc bhe bhh bhi bht bhv bi- bia bib bic bie bih bii bit biv bta btb btc bte bth bti btt btv bva bvb bvc bve bvh bvi bvt bvv c-- caa cab cac cae cah cai cat cav cba cbb cbc cbe cbh cbi cbt cbv cca ccb ccc cce cch cci cct ccv ce- cea ceb cec cee ceh cei cet cev ch- cha chb chc che chh chi cht chv ci- cia cib cic cie cih cii cit civ cta ctb ctc cte cth cti ctt ctv cva cvb cvc cve cvh cvi cvt cvv eaa eab eac eae eah eai eat eav eba ebb ebc ebe ebh ebi ebt ebv ec- eca ecb ecc ece ech eci ect ecv eea eeb eec eee eet eev eha ehb ehc ehe ehh ehi eht ehv eia eib eic eie eii eit eiv eta etb etc ete eth eti ett etv eva evb evc eve evh evi evt evv h-i haa hab hac hae hah hai hat hav hba hbb hbc hbe hbh hbi hbt hbv hca hcb hcc hce hch hci hct hcv he- hea heb hec hee heh hei het hev hha hhb hhc hhe hhh hhi hht hhv hia hib hic hie hih hii hit hiv hta htb htc hte hth hti htt htv hv- hva hvb hvc hvt hvv i-v ia- iaa iab iac iae iah iai iat iav iba ibb ibc ibe ibh ibi ibt ibv ica icb icc ice ich ici ict icv ie- iea iec iee iei iet iev iha ihb ihc ihe ihh ihi iht ihv iia iib iic iie iih iii iit ita itb itc ite ith iti itt itv iva ivb ivc ive ivi ivt ivv taa tab tac tae tah tai tat tav tba tbb tbc tbe tbh tbi tbt tbv tca tcb tcc tce tch tci tct tcv te- tea teb tec tee teh tei tet tev th- tha thb thc the thh thi tht thv tia tib tic tie tih tii tit tiv tta ttb ttc tte tth tti ttt ttv tva tvb tvc tve tvh tvi tvt v-a v-e vaa vab vac vae vah vai vat vav vba vbc vbh vbi vbv vca vcc vce vch vci vct vea veb vec vee veh vei vet vh- vha vhb vhc vhe vhi vht vi- via vib vic vie vii vit viv vta vtb vtc vte vti vtt vtv vva vvb vvc vvi vvt vvv