-al a-a a-c a-t aaa aac aaf aal aap aas aat ac- aca acc acf acl acp acs act af- afa afc aff afl afp afs aft al- ala alc alf all alp als alt ap- apa apc apf apl app aps apt as- asa asc asf asl asp ass ast at- ata atc atf atl atp ats att c-- caa cac caf cal cap cas cat cca ccc ccf ccl ccp ccs cct cfa cfc cff cfl cfp cfs cft cl- cla clc clf cll clp cls clt cpa cpc cpf cpl cpp cps cpt csa csc csf csl csp css cst cta ctc ctf ctl ctp cts ctt faa fac faf fal fap fas fat fca fcc fcf fcl fcp fcs fct ffa ffc fff ffl ffp ffs fft fla flc flf fll flp fls flt fpa fpc fpl fpp fps fpt fsa fsc fsf fsl fsp fss fst fta ftc ftf ftl ftp fts ftt l-p la- laa lac laf lal lap las lat lca lcc lcf lcl lcp lcs lct lfa lfc lff lfl lfp lfs lft lla llc llf lll llp lls llt lpa lpc lpf lpl lpp lps lpt lsa lsc lsf lsl lsp lss lst lta ltc ltf ltl ltp lts ltt p-p paa pac paf pal pap pas pat pca pcc pcf pcl pcp pcs pct pfa pfc pff pfl pfp pfs pft pla plc plf pll plp pls plt ppa ppc ppf ppl ppp pps ppt ps- psa psc psf psl psp pss pst pt- pta ptc ptf ptl ptp pts ptt saa sac saf sal sap sas sat sca scc scf scl scp scs sct sfa sfc sff sfl sfp sfs sft sla slc slf sll slp sls slt spa spc spf spl spp sps spt ss- ssa ssc ssf ssl ssp sss sst sta stc stf stl stp sts stt taa tac taf tal tap tas tat tca tcc tcf tcl tcp tcs tct tfa tfc tff tfl tfp tfs tft tla tlc tlf tll tlp tls tlt tpa tpc tpf tpl tpp tps tpt tsa tsc tsf tsl tsp tss tst tta ttc ttf ttl ttp tts ttt