-al -ol a-a a-b aaa aab aad aah aal aan aao aar aau ab- aba abb abd abh abl abn abo abr abu ad- ada adb add adh adl adn ado adr adu aha ahb ahd ahh ahl ahn aho ahr ahu al- ala alb ald alh all aln alo alr alu an- ana anb and anh anl ann ano anr anu aoa aob aod aoh aol aon aoo aor aou ar- ara arb ard arh arl arn aro arr aru au- aua aub aud auh aul aun auo aur b-u baa bab bad bah bal ban bao bar bau bba bbb bbd bbh bbl bbn bbo bbr bbu bda bdb bdd bdh bdl bdo bdr bdu bha bhb bhd bhh bhl bho bhr bhu bla blb bld blh bll bln blo blr blu bna bnb bnd bnl bnn bno bnr bnu boa bob bod boh bol bon boo bor bou bra brb brd brh brl brn bro brr bru bua bub bud buh bul bun buo bur buu daa dab dad dah dal dan dao dar dau dba dbb dbd dbh dbl dbn dbo dbr dbu dda ddb ddd ddh ddl ddn ddo ddr ddu dh- dha dhb dhd dhh dhl dho dhr dhu dl- dla dlb dld dlh dll dlo dlr dlu dna dnb dnd dnh dnl dnn dno dnr doa dob dod doh dol don doo dor dou dra drb drd drl drn dro drr dru dua dub dud duh dul dun duo dur haa hab had hah hal han hao har hau hba hbb hbd hbh hbl hbn hbo hbr hbu hda hdb hdd hdh hdl hdn hdo hdr hdu hha hhb hhd hhh hhl hhn hho hhr hhu hla hlb hld hlh hll hln hlo hlr hlu hna hnb hnd hnh hnl hnn hno hnu hoa hob hod hoh hol hon hoo hor hou hr- hra hrb hrd hrh hrl hrn hro hrr hru hua hub hud huh hul hun huo hur huu la- laa lab lad lah lal lan lao lar lau lba lbb lbd lbh lbl lbo lbr lbu lda ldb ldd ldh ldl ldn ldo ldr ldu lha lhb lhd lhh lho lhr lhu lla llb lld lll lln llo llr llu lna lnb lnd lnh lnl lnn lno lnr lnu loa lob lod loh lol lon loo lor lou lra lrb lrd lrh lrn lro lrr lru lua lub lud luh lul lun luo lur luu naa nab nad nah nal nan nao nar nau nba nbb nbd nbl nbn nbo nbr nbu nda ndb ndd ndh ndl ndn ndo ndr ndu nha nhb nhd nhh nhl nhn nhr nhu nla nlb nld nlh nll nln nlo nlr nlu nna nnb nnh nnl nnn nno nnu no- noa nob nod noh nol non noo nor nou nra nrb nrd nrl nrn nro nrr nru nua nub nud nuh nul nun nuo nur nuu oaa oab oad oah oal oan oao oar oau ob- oba obb obd obh obl obn obo obr obu oda odb odd odh odl odn odo odr odu oha ohd ohh ohl ohn oho ohr ohu ola olb old oll oln olo olu on- ona onb ond onh onl onn ono onr onu oo- ooa oob ood ooh ool oon ooo oor or- ora orb ord orh orl orn oro orr oru ou- oua oud ouh oul oun ouo our ra- raa rab rad rah ral ran rao rar rau rba rbb rbd rbh rbl rbn rbo rbr rbu rda rdb rdd rdh rdl rdn rdo rdr rdu rh- rha rhb rhd rhh rhl rhn rho rhr rhu rla rld rlh rll rln rlo rlr rlu rna rnb rnd rnh rnn rno rnr rnu roa rob rod roh rol ron roo ror rou rra rrb rrd rrh rrl rrn rrr rru rua rub rud ruh run ruo rur ruu ua- uaa uab uad uah ual uan uao uar uau uba ubb ubh ubl ubn ubo ubr ubu uda udb udd udl udn udo udr udu uha uhb uhd uhh uhl uho uhr uhu ula ulb uld ull uln ulo ulr ulu un- una unb und unh unl unn uno unr unu uoa uob uod uol uon uoo uor ur- ura urb urd url urn uro urr uru uua uun uur uuu