nts ntt p-p paa pac pad pae pai pal pam pan pap pas pat pca pcc pcd pce pci pcl pcm pcn pcp pcs pct pda pdc pdd pde pdi pdl pdm pdn pdp pds pdt pea pec ped pee pei pel pem pen pep pes pet pia pic pid pie pii pil pim pin pip pis pit pla plc pld ple pli pll plm pln plp pls plt pma pmc pmd pme pmi pml pmm pmn pmp pms pmt pn- pna pnc pnd pne pni pnl pnm pnn pnp pns pnt ppa ppc ppd ppe ppi ppl ppm ppn ppp pps ppt ps- psa psc psd pse psi psl psm psn psp pss pst pt- pta ptc ptd pte pti ptl ptm ptn ptp pts ptt saa sac sad sae sai sal sam san sap sas sat sca scc scd sce sci scl scm scn scp scs sct sda sdc sdd sde sdi sdl sdm sdn sdp sds sdt se- sea sec sed see sei sel sem sen sep ses set sia sic sid sie sii sil sim sin sip sis sit sla slc sld sle sli sll slm sln slp sls slt sma smc smd sme smi sml smm smn smp sms smt sna snc snd sne sni snl snm snn snp sns snt spa spc spd spe spi spl spm spn spp sps spt ss- ssa ssc ssd sse ssi ssl ssm ssn ssp sss sst sta stc std ste sti stl stm stn stp sts stt taa tac tad tae tai tal tam tan tap tas tat tca tcc tcd tce tci tcl tcm tcn tcp tcs tct tda tdc tdd tde tdi tdl tdm tdn tdp tds tdt te- tea tec ted tee tei tel tem ten tep tes tet tia tic tid tie tii til tim tin tip tis tit tla tlc tld tle tli tll tlm tln tlp tls tlt tma tmc tmd tme tmi tml tmm tmn tmp tms tmt tna tnc tnd tne tni tnl tnm tnn tnp tns tnt tpa tpc tpd tpe tpi tpl tpm tpn tpp tps tpt tsa tsc tsd tse tsi tsl tsm tsn tsp tss tst tta ttc ttd tte tti ttl ttm ttn ttp tts ttt