-ic a-a a-b a-c a-i aaa aab aac aag aai aau aav ab- aba abb abc abg abi abu abv ac- aca acb acc acg aci acu acv ag- aga agb agc agg agi agu agv ai- aia aib aic aig aii aiu aiv au- aua aub auc aug aui auv av- ava avb avc avg avi avu b-u baa bab bac bag bai bau bav bba bbb bbc bbg bbi bbu bca bcb bcc bcg bci bcu bcv bga bgb bgc bgg bgi bgu bgv bi- bia bib bic big bii biu biv bua bub buc bug bui buu bva bvb bvc bvg bvi bvu bvv c-- caa cab cac cag cai cau cav cba cbb cbc cbg cbi cbu cbv cca ccb ccc ccg cci ccu ccv cga cgb cgc cgg cgi cgu cgv ci- cia cib cic cig cii ciu civ cua cub cuc cug cui cuu cuv cva cvb cvc cvg cvi cvu cvv gaa gab gac gag gai gau gav gba gbc gbg gbi gbu gbv gca gcb gcc gcg gci gcu gga ggb ggc ggg ggi ggu ggv gia gib gic gig gii giu giv gu- gua gub guc gug gui guu guv gva gvb gvc gvg gvi gvu i-v ia- iaa iab iac iag iai iau iav iba ibb ibc ibg ibi ibu ibv ica icb icc icg ici icu icv iga igb igc igg igi igu iia iib iic iii iiu iu- iua iub iuc iug iui iva ivb ivc ivg ivi ivu ivv ua- uaa uab uac uag uai uau uav uba ubb ubc ubg ubi ubu ubv uca ucb ucc ucg uci ucu ucv uga ugb ugc ugg ugi ugu uia uib uic uig uii uiu uua uuc uug uuu uva uvb uvc uvu uvv v-a vaa vab vac vag vai vau vav vba vbc vbg vbi vbv vca vcc vci vcu vga vgc vgg vgu vi- via vib vic vig vii viu viv vug vuv vva vvb vvc vvg vvi vvv