-al -ol a-a a-b a-i a-t aaa aab aai aal aao aat aav aax ab- aba abb abi abl abo abt abv abx ai- aia aib aii ail aio ait aiv aix al- ala alb ali all alo alt alv alx aoa aob aoi aol aoo aot aov aox at- ata atb ati atl ato att atv atx av- ava avb avi avl avo avt avx ax- axa axi axl axo axt axv axx baa bab bai bal bao bat bav bax bba bbb bbi bbl bbo bbt bbx bi- bia bib bii bil bio bit biv bix bla blb bli bll blo blt blv blx boa bob boi bol boo bot bov box bta btb bti btl bto btt btv btx bva bvb bvi bvl bvo bvt bvv bxb bxi bxl bxo bxx i-v ia- iaa iab iai ial iao iat iav iba ibb ibi ibl ibo ibt ibv ibx iia iib iii iil iio iit iix il- ila ilb ili ill ilo ilt ilv ilx io- ioa iob ioi iol ioo iot iov ita itb iti itl ito itt itv itx iva ivb ivi ivl ivo ivt ivv ivx ixi ixl la- laa lab lai lal lao lat lav lax lba lbb lbi lbl lbo lbt lbv lbx lia lib lii lil lio lit liv lix lla llb lli lll llo llt llv loa lob loi lol loo lot lov lox lta ltb lti ltl lto ltt ltv ltx lva lvb lvi lvl lvt lvv lvx lxi lxo lxv lxx o-i oaa oab oai oal oao oat oav oax ob- oba obb obi obl obo obt obv obx oia oib oii oil oio oit oiv ola olb oli oll olo olt oo- ooa oob ooi ool ooo oot oov oox ot- ota otb oti otl oto ott otv ov- ova ovb ovi ovl ovo ovv ox- oxa oxb oxi oxo oxt oxx t-x taa tab tai tal tao tat tav tax tba tbb tbi tbl tbo tbt tbv tia tib tii til tio tit tiv tix tla tli tll tlo tlt tlv tlx to- toa tob toi tol too tot tov tox tta ttb tti ttl tto ttt ttv ttx tva tvb tvi tvl tvo tvt tvx txi txl txt v-a vaa vab vai val vao vat vav vax vba vbi vbl vbo vbv vi- via vib vii vil vio vit viv vix vl- vla vlb vll vlo vlt vlv voa vob voi vol voo vot vov vox vta vtb vti vtl vto vtt vtv vtx vva vvb vvi vvo vvt vvv vxa vxl vxv xaa xal xat xav xbl xbx xia xii xio xit xiv xix xla xlb xli xlt xlv xoa xoi xoo xot xov xox xti xtv xtx xvi xvl xvt xxi xxl xxo xxv xxx