-ly bbb bbd bbi bbl bbs bby bdb bdd bdi bdl bds bdy bi- bib bid bii bil bis biy blb bld bli bll bls bly bsb bsd bsi bsl bss bsy by- byd byi byl bys dbb dbd dbi dbl dbs dby ddb ddd ddi ddl dds ddy di- dib did dii dil dis diy dl- dlb dld dli dll dls dly dsb dsd dsi dsl dss dsy dy- dyb dyd dys dyy i-d ibb ibd ibi ibl ibs iby idb idd idi idl ids idy iib iid iii iil iis il- ilb ild ili ill ils ily is- isb isd isi isl iss isy iys iyy lbb lbd lbi lbl lbs ldb ldd ldi ldl lds ldy lib lid lii lil lis llb lld lli lll lls lly lsb lsd lsi lsl lss lyd lyl lys sbb sbd sbi sbl sbs sby sdb sdd sdi sdl sds sdy sib sid sii sil sis slb sld sli sll sls sly ss- ssb ssd ssi ssl sss sy- syb syd syi syl sys ybi ybl ybs yby ydl yds ydy yid yii yis yld yli yll yls yly ysb ysi ysl yss ysy yyb yys yyy