-al -ol a-a a-b a-z aaa aab aah aak aal aao aar aaz ab- aba abb abh abk abl abo abr abz aha ahb ahh ahk ahl aho ahr ahz aka akb akh akk akl ako akr al- ala alb alh alk all alo alr alz aoa aob aoh aok aol aoo aor ar- ara arb arh ark arl aro arr arz az- aza azb azo azz baa bab bah bak bal bao bar baz bba bbb bbh bbk bbl bbo bbr bha bhb bhh bhk bhl bho bhr bka bkb bkk bkl bko bkr bla blb blh blk bll blo blr blz boa bob boh bok bol boo bor boz bra brb brh brk brl bro brr brz bza bzh bzo bzr bzz haa hab hah hak hal hao har haz hba hbb hbh hbk hbl hbo hbr hbz hha hhb hhh hhk hhl hho hhr hhz hka hkb hkh hkk hkl hko hkr hla hlb hlh hll hlo hlr hlz hoa hob hoh hok hol hoo hor hr- hra hrb hrh hrk hrl hro hrr hrz hzl hzo k-z ka- kaa kab kah kak kal kao kar kaz kba kbb kbh kbk kbl kbo kbr kbz kha khh khk kho khr khz kkb kkh kkk kkl kkr kl- kla klb klh klo klr klz koa kob koh kok kol koo kor koz kra krk krl kro krr kzo la- laa lab lah lak lal lao lar laz lba lbb lbh lbk lbl lbo lbr lha lhb lhh lhk lho lhr lhz lka lkb lkh lkl lkr lla llb llk lll llo llr llz loa lob loh lok lol loo lor loz lra lrb lrh lrk lro lrr lrz lzh lzo lzr oaa oab oah oak oal oao oar ob- oba obb obh obk obl obo obr oha ohh ohl oho ohr oka okb okk okl oko okr ola olb olk oll olo oo- ooa oob ooh ook ool ooo oor or- ora orb orh ork orl oro orr orz oza ozo ozz ra- raa rab rah rak ral rao rar raz rba rbb rbh rbk rbl rbo rbr rh- rha rhb rhh rhl rho rhr rkb rkk rko rkz rla rlh rll rlo rlr roa rob roh rok rol roo ror roz rra rrb rrh rrk rrl rrr rza rzb rzo zaa zab zah zak zao zar zaz zbb zbl zbr zha zhl zho zhr zka zla zlr zo- zoa zob zok zol zoo zor zrh zrl zro zzr zzz