-al a-a a-b a-i aaa aab aag aai aal aar aav ab- aba abb abg abi abl abr abv ag- aga agb agg agi agl agr agv ai- aia aib aig aii ail air aiv al- ala alb alg ali all alr alv ar- ara arb arg ari arl arr arv av- ava avb avg avi avl avr baa bab bag bai bal bar bav bba bbb bbg bbi bbl bbr bga bgb bgg bgi bgl bgr bgv bi- bia bib big bii bil bir biv bla blb blg bli bll blr blv bra brb brg bri brl brr brv bva bvb bvg bvi bvl bvr bvv gaa gab gag gai gal gar gav gba gbg gbi gbl gbr gbv gga ggb ggg ggi ggr ggv gia gib gig gii gil gir giv gla glb glg gli gll glr glv gra grb grg gri grl grr grv gva gvb gvg gvi gvl gvr i-v ia- iaa iab iag iai ial iar iav iba ibb ibg ibi ibl ibr ibv iga igb igg igi igl igr iia iib iii iil iir il- ila ilb ilg ili ill ilr ilv ir- ira irb irg iri irl irr irv iva ivb ivg ivi ivl ivr ivv la- laa lab lag lai lal lar lav lba lbb lbg lbi lbl lbr lbv lga lgb lgg lgi lgl lgr lgv lia lib lig lii lil lir liv lla llb llg lli lll llr llv lra lrb lrg lri lrr lrv lva lvb lvg lvi lvl lvr lvv ra- raa rab rag rai ral rar rav rba rbb rbg rbi rbl rbr rga rgb rgg rgi rgr rgv ria rib rig rii ril rir riv rla rlg rli rll rlr rra rrb rrg rri rrl rrr rva rvb rvg rvi rvl rvr rvv v-a vaa vab vag vai val var vav vba vbg vbi vbl vbr vbv vga vgg vgl vgr vi- via vib vig vii vil vir viv vl- vla vlb vll vlv vra vrb vrg vri vrr vva vvb vvg vvi vvr vvv