-al -ly -ol a-a a-b aaa aab aad aal aao aas aay ab- aba abb abd abl abo abs aby ad- ada adb add adl ado ads ady al- ala alb ald all alo als aly aoa aob aod aol aoo aos as- asa asb asd asl aso ass asy ay- aya ayd ayl ayo ays baa bab bad bal bao bas bay bba bbb bbd bbl bbo bbs bby bda bdb bdd bdl bdo bds bdy bla blb bld bll blo bls bly boa bob bod bol boo bos boy bsa bsb bsd bsl bso bss bsy by- bya byd byl byo bys daa dab dad dal dao das day dba dbb dbd dbl dbo dbs dby dda ddb ddd ddl ddo dds ddy dl- dla dlb dld dll dlo dls dly doa dob dod dol doo dos doy dsa dsb dsd dsl dso dss dsy dy- dya dyb dyd dyo dys dyy la- laa lab lad lal lao las lay lba lbb lbd lbl lbo lbs lda ldb ldd ldl ldo lds ldy lla llb lld lll llo lls lly loa lob lod lol loo los loy lsa lsb lsd lsl lso lss lya lyd lyl lyo lys oaa oab oad oal oao oas ob- oba obb obd obl obo obs oby oda odb odd odl odo ods ola olb old oll olo ols oly oo- ooa oob ood ool ooo oos os- osa osb osd osl oso oss oya oyd oyl oyo oys saa sab sad sal sao sas say sba sbb sbd sbl sbo sbs sby sda sdb sdd sdl sdo sds sdy sla slb sld sll slo sls sly soa sob sod sol soo sos soy ss- ssa ssb ssd ssl sso sss sy- sya syb syd syl sys yaa yab yad yal yao yas yay ybl ybs yby yda ydl ydo yds ydy yld yll yls yly yob yod yol yoo yos yoy ysa ysb ysl yso yss ysy yyb yys yyy