-al -er -ol a-a a-c aaa aac aae aah aal aao aap aar ac- aca acc ace ach acl aco acp acr aea aec aee aeh ael aeo aep aer aha ahc ahe ahh ahl aho ahp ahr al- ala alc ale alh all alo alp alr aoa aoc aoe aoh aol aoo aop aor ap- apa apc ape aph apl apo app apr ar- ara arc are arh arl aro arp arr c-- caa cac cae cah cal cao cap car cca ccc cce cch ccl cco ccp ccr ce- cea cec cee ceh cel ceo cep cer ch- cha chc che chh chl cho chp chr cl- cla clc cle clh cll clo clp clr co- coa coc coe coh col coo cop cor cpa cpc cpe cph cpl cpo cpp cpr cra crc cre crh crl cro crp crr eaa eac eae eah eal eao eap ear ec- eca ecc ece ech ecl eco ecr eea eec eee eel eeo eep eer eha ehc ehe ehh ehl eho ehp ehr ela elc ele elh ell elo elp elr eo- eoa eoc eoe eoh eol eoo eop eor ep- epa epc epe eph epl epo epp epr era erc ere erh erl ero erp err haa hac hae hah hal hao hap har hca hcc hce hch hcl hco hcp hcr he- hea hec hee heh hel heo hep her hha hhc hhe hhh hhl hho hhp hhr hla hlc hle hlh hll hlo hlp hlr hoa hoc hoe hoh hol hoo hop hor hpa hpc hpe hph hpl hpo hpp hpr hr- hra hrc hre hrh hrl hro hrp hrr l-p la- laa lac lae lah lal lao lap lar lca lcc lce lch lcl lco lcp lcr lea lec lee leh lel leo lep ler lha lhc lhh lho lhp lhr lla llc lle lll llo llp llr loa loc loe loh lol loo lop lor lpa lpc lpe lph lpl lpo lpp lpr lra lrc lrh lro lrp lrr oaa oac oae oah oal oao oap oar oc- oca occ och ocl oco ocp ocr oea oec oee oeh oel oeo oep oer oha ohc ohe ohh ohl oho ohp ohr ola olc ole oll olo olp oo- ooa ooc ooh ool ooo oop oor op- opa opc ope oph opl opo opp opr or- ora orc ore orh orl oro orp orr p-p paa pac pae pah pal pao pap par pca pcc pce pch pcl pco pcp pcr pea pec pee peh pel peo pep per pha phc phe phl pho php phr pla plc ple plh pll plo plp plr poa poc poe poh pol poo pop por ppa ppc ppe pph ppl ppo ppp ppr pra prc pre prh prl pro prp prr ra- raa rac rae rah ral rao rap rar rca rcc rce rch rcl rco rcp rcr re- rea rec ree reh rel reo rep rer rh- rha rhc rhe rhh rhl rho rhp rhr rla rlc rle rlh rll rlo rlp rlr roa roc roe roh rol roo rop ror rpa rpc rpe rph rpl rpo rpp rpr rra rrc rrh rrl rrp rrr