-al -ol -th a-a a-c a-t aaa aac aah aal aao aap aas aat ac- aca acc ach acl aco acp acs act aha ahc ahh ahl aho ahp ahs aht al- ala alc alh all alo alp als alt aoa aoc aoh aol aoo aop aos aot ap- apa apc aph apl apo app aps apt as- asa asc ash asl aso asp ass ast at- ata atc ath atl ato atp ats att c-- caa cac cah cal cao cap cas cat cca ccc cch ccl cco ccp ccs cct ch- cha chc chh chl cho chp chs cht cl- cla clc clh cll clo clp cls clt co- coa coc coh col coo cop cos cot cpa cpc cph cpl cpo cpp cps cpt csa csc csh csl cso csp css cst cta ctc cth ctl cto ctp cts ctt haa hac hah hal hao hap has hat hca hcc hch hcl hco hcp hcs hct hha hhc hhh hhl hho hhp hhs hht hla hlc hlh hll hlo hlp hls hlt hoa hoc hoh hol hoo hop hos hot hpa hpc hph hpl hpo hpp hps hpt hsa hsc hsh hsl hsp hss hst hta htc hth htl hto htp hts htt l-p la- laa lac lah lal lao lap las lat lca lcc lch lcl lco lcp lcs lct lha lhc lhh lho lhp lhs lht lla llc lll llo llp lls llt loa loc loh lol loo lop los lot lpa lpc lph lpl lpo lpp lps lpt lsa lsc lsh lsl lso lsp lss lst lta ltc lth ltl lto ltp lts ltt oaa oac oah oal oao oap oas oat oc- oca occ och ocl oco ocp ocs oct oha ohc ohh ohl oho ohp ohs oht ola olc oll olo olp ols olt oo- ooa ooc ooh ool ooo oop oos oot op- opa opc oph opl opo opp ops opt os- osa osc osh osl oso osp oss ost ot- ota otc oth otl oto otp ots ott p-p paa pac pah pal pao pap pas pat pca pcc pch pcl pco pcp pcs pct pha phc phl pho php phs pht pla plc plh pll plo plp pls plt poa poc poh pol poo pop pos pot ppa ppc pph ppl ppo ppp pps ppt ps- psa psc psh psl pso psp pss pst pt- pta ptc pth ptl pto ptp pts ptt saa sac sah sal sao sap sas sat sca scc sch scl sco scp scs sct sh- sha shc shh shl sho shp shs sht sla slc slh sll slo slp sls slt soa soc soh sol soo sop sos sot spa spc sph spl spo spp sps spt ss- ssa ssc ssh ssl sso ssp sss sst sta stc sth stl sto stp sts stt taa tac tah tal tao tap tas tat tca tcc tch tcl tco tcp tcs tct th- tha thc thh thl tho thp ths tht tla tlc tlh tll tlo tlp tls tlt to- toa toc toh tol too top tos tot tpa tpc tph tpl tpo tpp tps tpt tsa tsc tsh tsl tso tsp tss tst tta ttc tth ttl tto ttp tts ttt