mmmm mmms mmst mmts mntn mppp mpps mpst mptp msmm msms msnp mspp mssm mssp msst mstp msts mtns mtnt mtpn mtss mtst mtts nmnt nmsp nnmt nnnn nnss nntn npss nptn nsps nssp nsss nstp nsts ntss nttm pmmp pmpm pmts pnnm pnpp pntm ppms pppn pppp ppps ppss pptn ppts pptt pspp psps pssm psst psts ptmp ptms smps smsn smsp smss smtn smtp snmp snns snpp spms spmt spns spps spsp spss spst spts ssns ssps sspt sssm ssss sstp ssts stmp stms stmt stnn stns stpp stps stsm stss tmnt tmps tmsp tmtt tnsp tnts tpms tpmt tppp tptp tsmp tspn tsps tspt tssm tsst tstm tsts ttms ttss tttt