dddd ddss dfds didi dids dif- diff difs diii diis din- dini dinn dins dis- disd disi diss dnis dsif dssi dssn ffff ffii ffss fidf fids fiff fifi fiii find fini finn fins fisd fisi fiss fndd fndn fsfi fssf idid idin idis idsf idss ifid ifis ifni ifns iiii iiis iisd iisi ind- indi inds infi infs inid inis inni inns inss isdn isds isin isis issf issi isss n-ii ndfi ndsf ndsi ndss nfff nidd nidi nids niff nind nini nins nisd nisi niss nnnn nnss nsdf nsds nsfs nsin nsis nssf nsss s-ii sdds sdif sdsf sdss sfss sidd sidi sids siff sind sini sinn sins sisd sisi siss snid snns snsd ssdd ssdf ssid ssin ssis ssns sssf sssi ssss