-al a-a a-c a-t aaa aac aad aae aal aap aat ac- aca acc acd ace acl acp act ad- ada adc add ade adl adp adt aea aec aed aee ael aep aet al- ala alc ald ale all alp alt ap- apa apc apd ape apl app apt at- ata atc atd ate atl atp att c-- caa cac cad cae cal cap cat cca ccc ccd cce ccl ccp cct cda cdc cdd cde cdl cdp cdt ce- cea cec ced cee cel cep cet cl- cla clc cld cle cll clp clt cpa cpc cpd cpe cpl cpp cpt cta ctc ctd cte ctl ctp ctt daa dac dad dae dal dap dat dca dcc dcd dce dcl dcp dct dda ddc ddd dde ddl ddp ddt de- dea dec ded dee del dep det dl- dla dlc dld dle dll dlp dlt dpa dpc dpd dpe dpl dpp dpt dta dtc dtd dte dtl dtp dtt eaa eac ead eae eal eap eat ec- eca ecc ecd ece ecl ect ed- eda edc edd ede edl edp edt eea eec eed eee eel eep eet ela elc eld ele ell elp elt ep- epa epc epd epe epl epp ept eta etc etd ete etl etp ett l-p la- laa lac lad lae lal lap lat lca lcc lcd lce lcl lcp lct lda ldc ldd lde ldl ldp ldt lea lec led lee lel lep let lla llc lld lle lll llp llt lpa lpc lpd lpe lpl lpp lpt lta ltc ltd lte ltl ltp ltt p-p paa pac pad pae pal pap pat pca pcc pcd pce pcl pcp pct pda pdc pdd pde pdl pdp pdt pea pec ped pee pel pep pet pla plc pld ple pll plp plt ppa ppc ppd ppe ppl ppp ppt pt- pta ptc ptd pte ptl ptp ptt taa tac tad tae tal tap tat tca tcc tcd tce tcl tcp tct tda tdc tdd tde tdl tdp tdt te- tea tec ted tee tel tep tet tla tlc tld tle tll tlp tlt tpa tpc tpd tpe tpl tpp tpt tta ttc ttd tte ttl ttp ttt