-ly -ol bbb bbg bbi bbl bbo bby bgb bgg bgi bgl bgo bi- bib big bii bil bio biy blb blg bli bll blo bly bob bog boi bol boo boy by- byg byi byl byo gbg gbi gbl gbo gby ggb ggg ggi ggo gib gig gii gil gio giy glb glg gli gll glo gly gob gog goi gol goo goy gy- gyb gyl gyo ibb ibg ibi ibl ibo iby igb igg igi igl igo igy iib iii iil iio il- ilb ilg ili ill ilo ily io- iob iog ioi iol ioo iyo iyy lbb lbg lbi lbl lbo lgb lgg lgi lgl lgo lib lig lii lil lio llb llg lli lll llo lly lob log loi lol loo loy lyg lyl lyo o-i ob- obb obg obi obl obo oby ogg ogi ogl ogo ogy oib oii oil oio olb olg oli oll olo oly oo- oob oog ooi ool ooo oyi oyl oyo ybg ybi ybl yby ygl ygo yig yii yio ylg yli yll yly yob yog yoi yol yoo yoy yyb yyg yyy