-al -ey -ly -ol a-a a-b aaa aab aae aaf aal aao aay ab- aba abb abe abf abl abo aby aea aeb aee aef ael aeo aey af- afa afb afe aff afl afo afy al- ala alb ale alf all alo aly aoa aob aoe aof aol aoo ay- aya aye ayf ayl ayo baa bab bae baf bal bao bay bba bbb bbe bbf bbl bbo bby be- bea beb bee bef bel beo bey bfa bfb bfe bff bfl bfo bfy bla blb ble blf bll blo bly boa bob boe bof bol boo boy by- bya bye byf byl byo eaa eab eae eaf eal eao eba ebb ebe ebf ebl ebo eby eea eeb eee eef eel eeo eey ef- efa efb efe eff efl efo ela elb ele elf ell elo ely eo- eoa eob eoe eof eol eoo eya eye eyl eyo faa fab fae faf fal fao fay fba fbb fbe fbf fbl fbo fea feb fee fef fel feo fey ffa ffe fff ffl ffo ffy fla flb fle flf fll flo fly foa fob foe fof fol foo foy fy- fya fyb fye fyo la- laa lab lae laf lal lao lay lba lbb lbe lbf lbl lbo lea leb lee lef lel leo ley lfa lfb lfe lff lfl lfo lla llb lle llf lll llo lly loa lob loe lof lol loo loy lya lye lyf lyl lyo oaa oab oae oaf oal oao ob- oba obb obe obf obl obo oby oea oeb oee oef oel oeo oey of- ofa ofb ofe off ofl ofo ola olb ole olf oll olo oly oo- ooa oob oof ool ooo oya oye oyl oyo yaa yab yae yaf yal yao yay ybe ybf ybl yby yea yeb yee yef yel yeo yey yfa yfe yff yle yll yly yob yoe yof yol yoo yoy yyb yye yyf yyy