-al -ol a-a a-b aaa aab aad aak aal aam aan aao aar ab- aba abb abd abk abl abm abn abo abr ad- ada adb add adk adl adm adn ado adr aka akb akd akk akl akm akn ako akr al- ala alb ald alk all alm aln alo alr ama amb amd amk aml amm amn amo amr an- ana anb and ank anl anm ann ano anr aoa aob aod aok aol aom aon aoo aor ar- ara arb ard ark arl arm arn aro arr baa bab bad bak bal bam ban bao bar bba bbb bbd bbk bbl bbm bbn bbo bbr bda bdb bdd bdk bdl bdm bdo bdr bka bkb bkk bkl bkm bkn bko bkr bla blb bld blk bll blm bln blo blr bma bmb bmd bmk bml bmm bmn bmo bmr bna bnb bnd bnk bnl bnn bno bnr boa bob bod bok bol bom bon boo bor bra brb brd brk brl brm brn bro brr daa dab dad dak dal dam dan dao dar dba dbb dbd dbk dbl dbm dbn dbo dbr dda ddb ddd ddk ddl ddm ddn ddo ddr dka dkb dkk dkl dkm dko dkr dl- dla dlb dld dlk dll dlm dlo dlr dma dmb dmd dmk dml dmm dmn dmo dmr dna dnb dnd dnk dnl dnm dnn dno dnr doa dob dod dok dol dom don doo dor dra drb drd drk drl drm drn dro drr ka- kaa kab kad kak kal kam kan kao kar kba kbb kbd kbk kbl kbm kbn kbo kbr kda kdb kdk kdl kdm kdo kdr kkb kkk kkl kkm kkn kkr kl- kla klb kld klm klo klr kma kmb kmd kmk kml kmm kmo kn- kna knd knk knl knm knn kno knr koa kob kod kok kol kom kon koo kor kra krd krk krl krn kro krr la- laa lab lad lak lal lam lan lao lar lba lbb lbd lbk lbl lbm lbo lbr lda ldb ldd ldk ldl ldm ldn ldo ldr lka lkb lkl lkr lla llb lld llk lll llm lln llo llr lma lmb lmd lmk lml lmm lmn lmo lmr lna lnb lnd lnk lnl lnm lnn lno lnr loa lob lod lok lol lom lon loo lor lra lrb lrd lrk lrm lrn lro lrr m-o m-r maa mab mad mak mal mam man mao mar mba mbb mbd mbk mbl mbm mbo mbr mda mdb mdd mdk mdl mdm mdn mdo mdr mka mkb mkd mkk mkl mkm mkn mko mkr mla mlb mld mlk mll mlm mln mlo mlr mma mmb mmd mmk mml mmm mmn mmo mmr mna mnb mnk mnl mnm mnn mno mnr moa mob mod mok mol mom mon moo mor mra mrb mrd mrk mrl mrm mrn mro mrr naa nab nad nak nal nam nan nao nar nba nbb nbd nbk nbl nbm nbn nbo nbr nda ndb ndd ndk ndl ndm ndn ndo ndr nka nkk nkm nkn nko nkr nla nlb nld nlk nll nlm nln nlo nlr nma nmb nmd nmk nml nmm nmn nmo nmr nna nnb nnk nnl nnm nnn nno no- noa nob nod nok nol nom non noo nor nra nrb nrd nrk nrl nrm nrn nro nrr oaa oab oad oak oal oam oan oao oar ob- oba obb obd obk obl obm obn obo obr oda odb odd odl odm odn odo odr oka okb okd okk okl oko okr ola olb old olk oll olm oln olo om- oma omb omd oml omm omn omo omr on- ona onb ond onk onl onn ono onr oo- ooa oob ood ook ool oom oon ooo oor or- ora orb ord ork orl orm orn oro orr ra- raa rab rad rak ral ram ran rao rar rba rbb rbd rbk rbl rbm rbn rbo rbr rda rdb rdd rdl rdm rdn rdo rdr rkb rkk rkm rko rla rld rll rlm rln rlo rlr rma rmb rmd rml rmm rmn rmo rmr rna rnb rnd rnm rnn rno rnr roa rob rod rok rol rom ron roo ror rra rrb rrd rrk rrl rrm rrn rrr