dddd ddps ddss didi dids diii diis dili dill dils dipl dipp dips dis- disd disi disp diss dlii dlil dlis dpll dpls dpsd dsdp dsip dsls dsps dssi dssp idid idil idis idli idls idps idss iiii iiis iisd iisi iisp ilis ill- illd illi illp ills ipdi ipid ipil ipsi ipsp ipss isds isil isis isls isps issi issp isss lddp ldls lidl lids liii liis lili lill lils lip- lipi lipl lipp lips lisd lisi lisp liss lldp llds llll llps lppl lpss lsds lsid lspl lssp pdsd pdss pids piip pil- pild pili pill pils pipi pipp pips pisd pisi piss plid plip plis plpp plsi plss ppds ppid ppli pppd pppp ppps ppss psdi psdp psds psid psil psip psis pspi pspp psps s-ii sdds sdls sdps sdsl sdss sidd sidi sids sil- sild sili sill sils sipi sipp sips sisd sisi siss sl-i slds slid slip sllp slpi slpp slps spdl spdp spip spis splp spls sppd spps spsd spsp spss ssdd ssdp ssid ssis sslp sspl ssps sssi ssss