-al -ol a-a a-b a-i aaa aab aad aai aal aao aar aav ab- aba abb abd abi abl abo abr abv ad- ada adb add adi adl ado adr adv ai- aia aib aid aii ail aio air aiv al- ala alb ald ali all alo alr alv aoa aob aod aoi aol aoo aor aov ar- ara arb ard ari arl aro arr arv av- ava avb avd avi avl avo avr baa bab bad bai bal bao bar bav bba bbb bbd bbi bbl bbo bbr bda bdb bdd bdi bdl bdo bdr bdv bi- bia bib bid bii bil bio bir biv bla blb bld bli bll blo blr blv boa bob bod boi bol boo bor bov bra brb brd bri brl bro brr brv bva bvb bvd bvi bvl bvo bvr bvv daa dab dad dai dal dao dar dav dba dbb dbd dbi dbl dbo dbr dbv dda ddb ddd ddi ddl ddo ddr di- dia dib did dii dil dio dir div dl- dla dlb dld dli dll dlo dlr dlv doa dob dod doi dol doo dor dov dra drb drd dri drl dro drr drv dva dvb dvd dvi dvl dvr i-d i-v ia- iaa iab iad iai ial iao iar iav iba ibb ibd ibi ibl ibo ibr ibv ida idb idd idi idl ido idr idv iia iib iid iii iil iio iir il- ila ilb ild ili ill ilo ilr ilv io- ioa iob iod ioi iol ioo ior iov ir- ira irb ird iri irl iro irr irv iva ivb ivd ivi ivl ivo ivr ivv la- laa lab lad lai lal lao lar lav lba lbb lbd lbi lbl lbo lbr lbv lda ldb ldd ldi ldl ldo ldr ldv lia lib lid lii lil lio lir liv lla llb lld lli lll llo llr llv loa lob lod loi lol loo lor lov lra lrb lrd lri lro lrr lrv lva lvb lvd lvi lvl lvr lvv o-i oaa oab oad oai oal oao oar oav ob- oba obb obd obi obl obo obr obv oda odb odd odi odl odo odr odv oia oib oid oii oil oio oir oiv ola olb old oli oll olo oo- ooa oob ood ooi ool ooo oor oov or- ora orb ord ori orl oro orr orv ov- ova ovb ovd ovi ovl ovo ovv ra- raa rab rad rai ral rao rar rav rba rbb rbd rbi rbl rbo rbr rda rdb rdd rdi rdl rdo rdr rdv ria rib rid rii ril rio rir riv rla rld rli rll rlo rlr roa rob rod roi rol roo ror rov rra rrb rrd rri rrl rrr rva rvb rvd rvi rvl rvo rvr rvv v-a vaa vab vad vai val vao var vav vba vbd vbi vbl vbo vbr vbv vdb vdd vdi vdl vdo vdr vdv vi- via vib vid vii vil vio vir viv vl- vla vlb vld vll vlo vlv voa vob vod voi vol voo vor vov vra vrb vrd vri vrr vva vvb vvi vvo vvr vvv