-al -ly -ol a-a a-b aaa aab aal aao aap aax aay ab- aba abb abl abo abp abx aby al- ala alb all alo alp alx aly aoa aob aol aoo aop aox ap- apa apb apl apo app apx apy ax- axa axl axo axp axx ay- aya ayl ayo ayp ayx b-p baa bab bal bao bap bax bay bba bbb bbl bbo bbp bbx bby bla blb bll blo blp blx bly boa bob bol boo bop box boy bpa bpb bpl bpo bpp bpx bpy bxb bxl bxo bxx by- bya byl byo byp l-p la- laa lab lal lao lap lax lay lba lbb lbl lbo lbp lbx lla llb lll llo llp lly loa lob lol loo lop lox loy lpa lpb lpl lpo lpp lpx lxo lxx lya lyl lyo lyx oaa oab oal oao oap oax ob- oba obb obl obo obp obx oby ola olb oll olo olp oly oo- ooa oob ool ooo oop oox op- opa opb opl opo opp opx opy ox- oxa oxb oxo oxx oxy oya oyl oyo p-p paa pab pal pao pap pax pay pba pbb pbl pbo pbp pbx pby pla plb pll plo plp plx ply poa pob pol poo pop pox poy ppa ppb ppl ppo ppp ppx pxl py- pya pyb pyl pyo pyx xaa xal xap xbl xbx xla xlb xoa xoo xop xox xpa xpb xpl xpo xpp xxl xxo xxp xxx xxy xyl xyp xyy yaa yab yal yao yap yax yay ybl ybp yby yll yly yob yol yoo yop yox yoy ypa ypl ypo yxa yxy yyb yyy