-al -ol a-a a-b aaa aab aad aah aak aal aan aao aar ab- aba abb abd abh abk abl abn abo abr ad- ada adb add adh adk adl adn ado adr aha ahb ahd ahh ahk ahl ahn aho ahr aka akb akd akh akk akl akn ako akr al- ala alb ald alh alk all aln alo alr an- ana anb and anh ank anl ann ano anr aoa aob aod aoh aok aol aon aoo aor ar- ara arb ard arh ark arl arn aro arr baa bab bad bah bak bal ban bao bar bba bbb bbd bbh bbk bbl bbn bbo bbr bda bdb bdd bdh bdk bdl bdo bdr bha bhb bhd bhh bhk bhl bho bhr bka bkb bkk bkl bkn bko bkr bla blb bld blh blk bll bln blo blr bna bnb bnd bnk bnl bnn bno bnr boa bob bod boh bok bol bon boo bor bra brb brd brh brk brl brn bro brr daa dab dad dah dak dal dan dao dar dba dbb dbd dbh dbk dbl dbn dbo dbr dda ddb ddd ddh ddk ddl ddn ddo ddr dh- dha dhb dhd dhh dhk dhl dho dhr dka dkb dkk dkl dko dkr dl- dla dlb dld dlh dlk dll dlo dlr dna dnb dnd dnh dnk dnl dnn dno dnr doa dob dod doh dok dol don doo dor dra drb drd drk drl drn dro drr haa hab had hah hak hal han hao har hba hbb hbd hbh hbk hbl hbn hbo hbr hda hdb hdd hdh hdk hdl hdn hdo hdr hha hhb hhd hhh hhk hhl hhn hho hhr hka hkb hkd hkh hkk hkl hkn hko hkr hla hlb hld hlh hll hln hlo hlr hna hnb hnd hnh hnk hnl hnn hno hoa hob hod hoh hok hol hon hoo hor hr- hra hrb hrd hrh hrk hrl hrn hro hrr ka- kaa kab kad kah kak kal kan kao kar kba kbb kbd kbh kbk kbl kbn kbo kbr kda kdb kdh kdk kdl kdo kdr kha khh khk khn kho khr kkb kkh kkk kkl kkn kkr kl- kla klb kld klh klo klr kn- kna knd knk knl knn kno knr koa kob kod koh kok kol kon koo kor kra krd krk krl krn kro krr la- laa lab lad lah lak lal lan lao lar lba lbb lbd lbh lbk lbl lbo lbr lda ldb ldd ldh ldk ldl ldn ldo ldr lha lhb lhd lhh lhk lho lhr lka lkb lkh lkl lkr lla llb lld llk lll lln llo llr lna lnb lnd lnh lnk lnl lnn lno lnr loa lob lod loh lok lol lon loo lor lra lrb lrd lrh lrk lrn lro lrr naa nab nad nah nak nal nan nao nar nba nbb nbd nbk nbl nbn nbo nbr nda ndb ndd ndh ndk ndl ndn ndo ndr nha nhb nhd nhh nhk nhl nhn nhr nka nkk nkn nko nkr nla nlb nld nlh nlk nll nln nlo nlr nna nnb nnh nnk nnl nnn nno no- noa nob nod noh nok nol non noo nor nra nrb nrd nrk nrl nrn nro nrr oaa oab oad oah oak oal oan oao oar ob- oba obb obd obh obk obl obn obo obr oda odb odd odh odl odn odo odr oha ohd ohh ohl ohn oho ohr oka okb okd okk okl oko okr ola olb old olk oll oln olo on- ona onb ond onh onk onl onn ono onr oo- ooa oob ood ooh ook ool oon ooo oor or- ora orb ord orh ork orl orn oro orr ra- raa rab rad rah rak ral ran rao rar rba rbb rbd rbh rbk rbl rbn rbo rbr rda rdb rdd rdh rdl rdn rdo rdr rh- rha rhb rhd rhh rhl rhn rho rhr rkb rkk rko rla rld rlh rll rln rlo rlr rna rnb rnd rnh rnn rno rnr roa rob rod roh rok rol ron roo ror rra rrb rrd rrh rrk rrl rrn rrr