-al -ol a-a a-b a-i aaa aab aai aal aan aao aar aav ab- aba abb abi abl abn abo abr abv ai- aia aib aii ail ain aio air aiv al- ala alb ali all aln alo alr alv an- ana anb ani anl ann ano anr anv aoa aob aoi aol aon aoo aor aov ar- ara arb ari arl arn aro arr arv av- ava avb avi avl avn avo avr baa bab bai bal ban bao bar bav bba bbb bbi bbl bbn bbo bbr bi- bia bib bii bil bin bio bir biv bla blb bli bll bln blo blr blv bna bnb bni bnl bnn bno bnr bnv boa bob boi bol bon boo bor bov bra brb bri brl brn bro brr brv bva bvb bvi bvl bvn bvo bvr bvv i-v ia- iaa iab iai ial ian iao iar iav iba ibb ibi ibl ibn ibo ibr ibv iia iib iii iil iin iio iir il- ila ilb ili ill iln ilo ilr ilv in- ina inb ini inl inn ino inr inv io- ioa iob ioi iol ion ioo ior iov ir- ira irb iri irl irn iro irr irv iva ivb ivi ivl ivo ivr ivv la- laa lab lai lal lan lao lar lav lba lbb lbi lbl lbo lbr lbv lia lib lii lil lin lio lir liv lla llb lli lll lln llo llr llv lna lnb lni lnl lnn lno lnr loa lob loi lol lon loo lor lov lra lrb lri lrn lro lrr lrv lva lvb lvi lvl lvn lvr lvv n-i naa nab nai nal nan nao nar nav nba nbb nbi nbl nbn nbo nbr nbv nia nib nii nil nin nio nir niv nla nlb nli nll nln nlo nlr nlv nna nnb nni nnl nnn nno nnv no- noa nob noi nol non noo nor nov nra nrb nri nrl nrn nro nrr nrv nva nvb nvi nvl nvn nvv o-i oaa oab oai oal oan oao oar oav ob- oba obb obi obl obn obo obr obv oia oib oii oil oin oio oir oiv ola olb oli oll oln olo on- ona onb oni onl onn ono onr oo- ooa oob ooi ool oon ooo oor oov or- ora orb ori orl orn oro orr orv ov- ova ovb ovi ovl ovo ovv ra- raa rab rai ral ran rao rar rav rba rbb rbi rbl rbn rbo rbr ria rib rii ril rin rio rir riv rla rli rll rln rlo rlr rna rnb rni rnn rno rnr rnv roa rob roi rol ron roo ror rov rra rrb rri rrl rrn rrr rva rvb rvi rvl rvn rvo rvr rvv v-a vaa vab vai val van vao var vav vba vbi vbl vbo vbr vbv vi- via vib vii vil vin vio vir viv vl- vla vlb vll vlo vlv vn- vna vni vnl vno vnr vnv voa vob voi vol von voo vor vov vra vrb vri vrn vrr vva vvb vvi vvo vvr vvv