-al -ly -ol a-a a-b aaa aab aal aao aap aar aay ab- aba abb abl abo abp abr aby al- ala alb all alo alp alr aly aoa aob aol aoo aop aor ap- apa apb apl apo app apr apy ar- ara arb arl aro arp arr ary ay- aya ayl ayo ayp ayr b-p baa bab bal bao bap bar bay bba bbb bbl bbo bbp bbr bby bla blb bll blo blp blr bly boa bob bol boo bop bor boy bpa bpb bpl bpo bpp bpr bpy bra brb brl bro brp brr bry by- bya byl byo byp byr l-p la- laa lab lal lao lap lar lay lba lbb lbl lbo lbp lbr lla llb lll llo llp llr lly loa lob lol loo lop lor loy lpa lpb lpl lpo lpp lpr lra lrb lro lrp lrr lry lya lyl lyo lyr oaa oab oal oao oap oar ob- oba obb obl obo obp obr oby ola olb oll olo olp oly oo- ooa oob ool ooo oop oor op- opa opb opl opo opp opr opy or- ora orb orl oro orp orr ory oya oyl oyo p-p paa pab pal pao pap par pay pba pbb pbl pbo pbp pbr pby pla plb pll plo plp plr ply poa pob pol poo pop por poy ppa ppb ppl ppo ppp ppr pra prb prl pro prp prr pry py- pya pyb pyl pyo pyr ra- raa rab ral rao rap rar ray rba rbb rbl rbo rbp rbr rla rll rlo rlp rlr rly roa rob rol roo rop ror roy rpa rpb rpl rpo rpp rpr rra rrb rrl rrp rrr ry- rya ryo ryr ryy yaa yab yal yao yap yar yay ybl ybp ybr yby yll ylr yly yob yol yoo yop yor yoy ypa ypl ypo yra yro yrp yyb yyy