-al -ol a-a a-b aaa aab aae aah aal aan aao aap ab- aba abb abe abh abl abn abo abp aea aeb aee aeh ael aen aeo aep aha ahb ahe ahh ahl ahn aho ahp al- ala alb ale alh all aln alo alp an- ana anb ane anh anl ann ano anp aoa aob aoe aoh aol aon aoo aop ap- apa apb ape aph apl apn apo app b-p baa bab bae bah bal ban bao bap bba bbb bbe bbh bbl bbn bbo bbp be- bea beb bee beh bel ben beo bep bha bhb bhe bhh bhl bho bhp bla blb ble blh bll bln blo blp bna bnb bne bnl bnn bno bnp boa bob boe boh bol bon boo bop bpa bpb bpe bph bpl bpn bpo bpp eaa eab eae eah eal ean eao eap eba ebb ebe ebh ebl ebn ebo ebp eea eeb eee eel een eeo eep eha ehb ehe ehh ehl ehn eho ehp ela elb ele elh ell eln elo elp en- ena enb ene enh enl enn eno enp eo- eoa eob eoe eoh eol eon eoo eop ep- epa epb epe eph epl epn epo epp haa hab hae hah hal han hao hap hba hbb hbe hbh hbl hbn hbo hbp he- hea heb hee heh hel hen heo hep hha hhb hhe hhh hhl hhn hho hhp hla hlb hle hlh hll hln hlo hlp hna hnb hne hnh hnl hnn hno hoa hob hoe hoh hol hon hoo hop hpa hpb hpe hph hpl hpn hpo hpp l-p la- laa lab lae lah lal lan lao lap lba lbb lbe lbh lbl lbo lbp lea leb lee leh lel len leo lep lha lhb lhh lho lhp lla llb lle lll lln llo llp lna lnb lne lnh lnl lnn lno lnp loa lob loe loh lol lon loo lop lpa lpb lpe lph lpl lpn lpo lpp naa nab nae nah nal nan nao nap nba nbb nbe nbl nbn nbo nbp ne- nea neb nee neh nel nen neo nep nha nhb nhe nhh nhl nhn nhp nla nlb nle nlh nll nln nlo nlp nna nnb nne nnh nnl nnn nno nnp no- noa nob noe noh nol non noo nop npa npb npe nph npl npn npo npp oaa oab oae oah oal oan oao oap ob- oba obb obe obh obl obn obo obp oea oeb oee oeh oel oen oeo oep oha ohe ohh ohl ohn oho ohp ola olb ole oll oln olo olp on- ona onb one onh onl onn ono onp oo- ooa oob ooh ool oon ooo oop op- opa opb ope oph opl opn opo opp p-p paa pab pae pah pal pan pao pap pba pbb pbe pbl pbn pbo pbp pea peb pee peh pel pen peo pep pha phb phe phl phn pho php pla plb ple plh pll pln plo plp pn- pna pnb pne pnh pnl pnn pno pnp poa pob poe poh pol pon poo pop ppa ppb ppe pph ppl ppn ppo ppp