-al -ol a-a a-b aaa aab aah aal aan aao aap ab- aba abb abh abl abn abo abp aha ahb ahh ahl ahn aho ahp al- ala alb alh all aln alo alp an- ana anb anh anl ann ano anp aoa aob aoh aol aon aoo aop ap- apa apb aph apl apn apo app b-p baa bab bah bal ban bao bap bba bbb bbh bbl bbn bbo bbp bha bhb bhh bhl bho bhp bla blb blh bll bln blo blp bna bnb bnl bnn bno bnp boa bob boh bol bon boo bop bpa bpb bph bpl bpn bpo bpp haa hab hah hal han hao hap hba hbb hbh hbl hbn hbo hbp hha hhb hhh hhl hhn hho hhp hla hlb hlh hll hln hlo hlp hna hnb hnh hnl hnn hno hoa hob hoh hol hon hoo hop hpa hpb hph hpl hpn hpo hpp l-p la- laa lab lah lal lan lao lap lba lbb lbh lbl lbo lbp lha lhb lhh lho lhp lla llb lll lln llo llp lna lnb lnh lnl lnn lno lnp loa lob loh lol lon loo lop lpa lpb lph lpl lpn lpo lpp naa nab nah nal nan nao nap nba nbb nbl nbn nbo nbp nha nhb nhh nhl nhn nhp nla nlb nlh nll nln nlo nlp nna nnb nnh nnl nnn nno nnp no- noa nob noh nol non noo nop npa npb nph npl npn npo npp oaa oab oah oal oan oao oap ob- oba obb obh obl obn obo obp oha ohh ohl ohn oho ohp ola olb oll oln olo olp on- ona onb onh onl onn ono onp oo- ooa oob ooh ool oon ooo oop op- opa opb oph opl opn opo opp p-p paa pab pah pal pan pao pap pba pbb pbl pbn pbo pbp pha phb phl phn pho php pla plb plh pll pln plo plp pn- pna pnb pnh pnl pnn pno pnp poa pob poh pol pon poo pop ppa ppb pph ppl ppn ppo ppp