-al a-a a-b a-i aaa aab aae aag aai aal aan aav ab- aba abb abe abg abi abl abn abv aea aeb aee aeg aei ael aen aev ag- aga agb age agg agi agl agn agv ai- aia aib aie aig aii ail ain aiv al- ala alb ale alg ali all aln alv an- ana anb ane ang ani anl ann anv av- ava avb ave avg avi avl avn baa bab bae bag bai bal ban bav bba bbb bbe bbg bbi bbl bbn be- bea beb bee beg bei bel ben bev bga bgb bge bgg bgi bgl bgn bgv bi- bia bib bie big bii bil bin biv bla blb ble blg bli bll bln blv bna bnb bne bng bni bnl bnn bnv bva bvb bve bvg bvi bvl bvn bvv eaa eab eae eag eai eal ean eav eba ebb ebe ebg ebi ebl ebn ebv eea eeb eee eeg eel een eev ega egb ege egg egi egl egn eia eib eie eig eii eil ein eiv ela elb ele elg eli ell eln elv en- ena enb ene eng eni enl enn env eva evb eve evg evi evl evn evv gaa gab gae gag gai gal gan gav gba gbe gbg gbi gbl gbn gbv ge- gea geb gee geg gei gel gen gev gga ggb ggg ggi ggn ggv gia gib gie gig gii gil gin giv gla glb gle glg gli gll gln glv gna gnb gne gni gnl gnn gnv gva gvb gve gvg gvi gvl gvn i-v ia- iaa iab iae iag iai ial ian iav iba ibb ibe ibg ibi ibl ibn ibv ie- iea iee ieg iei iel ien iev iga igb ige igg igi igl ign iia iib iie iii iil iin il- ila ilb ile ilg ili ill iln ilv in- ina inb ine ing ini inl inn inv iva ivb ive ivg ivi ivl ivv la- laa lab lae lag lai lal lan lav lba lbb lbe lbg lbi lbl lbv lea leb lee leg lei lel len lev lga lgb lge lgg lgi lgl lgn lgv lia lib lie lig lii lil lin liv lla llb lle llg lli lll lln llv lna lnb lne lng lni lnl lnn lva lvb lve lvg lvi lvl lvn lvv n-i naa nab nae nag nai nal nan nav nba nbb nbe nbg nbi nbl nbn nbv ne- nea neb nee neg nei nel nen nev nga ngb nge ngg ngi ngl ngn nia nib nie nig nii nil nin niv nla nlb nle nlg nli nll nln nlv nna nnb nne nng nni nnl nnn nnv nva nvb nve nvg nvi nvl nvn nvv v-a v-e vaa vab vae vag vai val van vav vba vbg vbi vbl vbv vea veb vee veg vei vel ven vga vgg vgl vgn vi- via vib vie vig vii vil vin viv vl- vla vlb vle vll vlv vn- vna vng vni vnl vnv vva vvb vvg vvi vvv