-al -ol a-a a-c aaa aac aah aal aan aao aap ac- aca acc ach acl acn aco acp aha ahc ahh ahl ahn aho ahp al- ala alc alh all aln alo alp an- ana anc anh anl ann ano anp aoa aoc aoh aol aon aoo aop ap- apa apc aph apl apn apo app c-- caa cac cah cal can cao cap cca ccc cch ccl ccn cco ccp ch- cha chc chh chl chn cho chp cl- cla clc clh cll cln clo clp cn- cna cnc cnh cnl cnn cno cnp co- coa coc coh col con coo cop cpa cpc cph cpl cpn cpo cpp haa hac hah hal han hao hap hca hcc hch hcl hcn hco hcp hha hhc hhh hhl hhn hho hhp hla hlc hlh hll hln hlo hlp hna hnc hnh hnl hnn hno hoa hoc hoh hol hon hoo hop hpa hpc hph hpl hpn hpo hpp l-p la- laa lac lah lal lan lao lap lca lcc lch lcl lcn lco lcp lha lhc lhh lho lhp lla llc lll lln llo llp lna lnc lnh lnl lnn lno lnp loa loc loh lol lon loo lop lpa lpc lph lpl lpn lpo lpp naa nac nah nal nan nao nap nca ncc nch ncl ncn nco ncp nha nhc nhh nhl nhn nhp nla nlc nlh nll nln nlo nlp nna nnc nnh nnl nnn nno nnp no- noa noc noh nol non noo nop npa npc nph npl npn npo npp oaa oac oah oal oan oao oap oc- oca occ och ocl ocn oco ocp oha ohc ohh ohl ohn oho ohp ola olc oll oln olo olp on- ona onc onh onl onn ono onp oo- ooa ooc ooh ool oon ooo oop op- opa opc oph opl opn opo opp p-p paa pac pah pal pan pao pap pca pcc pch pcl pcn pco pcp pha phc phl phn pho php pla plc plh pll pln plo plp pn- pna pnc pnh pnl pnn pno pnp poa poc poh pol pon poo pop ppa ppc pph ppl ppn ppo ppp