-al -ol a-a a-b aaa aab aae aah aak aal aao ab- aba abb abe abh abk abl abo aea aeb aee aeh aek ael aeo aha ahb ahe ahh ahk ahl aho aka akb ake akh akk akl ako al- ala alb ale alh alk all alo aoa aob aoe aoh aok aol aoo baa bab bae bah bak bal bao bba bbb bbe bbh bbk bbl bbo be- bea beb bee beh bek bel beo bha bhb bhe bhh bhk bhl bho bka bkb bke bkk bkl bko bla blb ble blh blk bll blo boa bob boe boh bok bol boo eaa eab eae eah eak eal eao eba ebb ebe ebh ebk ebl ebo eea eeb eee eek eel eeo eha ehb ehe ehh ehl eho eka ekb eke ekh ekl eko ela elb ele elh elk ell elo eo- eoa eob eoe eoh eok eol eoo haa hab hae hah hak hal hao hba hbb hbe hbh hbk hbl hbo he- hea heb hee heh hek hel heo hha hhb hhe hhh hhk hhl hho hka hkb hkh hkk hkl hko hla hlb hle hlh hll hlo hoa hob hoe hoh hok hol hoo ka- kaa kab kae kah kak kal kao kba kbb kbe kbh kbk kbl kbo ke- kea keb kee keh kek kel keo kha khe khh khk kho kkb kke kkh kkk kkl kl- kla klb klh klo koa kob koe koh kok kol koo la- laa lab lae lah lak lal lao lba lbb lbe lbh lbk lbl lbo lea leb lee leh lek lel leo lha lhb lhh lhk lho lka lkb lkh lkl lla llb lle llk lll llo loa lob loe loh lok lol loo oaa oab oae oah oak oal oao ob- oba obb obe obh obk obl obo oea oeb oee oeh oel oeo oha ohe ohh ohl oho oka okb oke okk okl oko ola olb ole olk oll olo oo- ooa oob ooh ook ool ooo