-ing dddd ddss ddts dgsi dgsn didi dids didy digg digi digs diii diis din- ding dini dinn dins dint dis- disd disg disi diss dist disy diti dits ditt diyi dnis dntt dsgn dsng dssi dssn dsst dstn dsts dtng dtss dydd dyin dyit dyng dynt dyny dys- dysi dyss dyst dyt- dyty gggg ggss gidd gidi gids gidy gigg gigi gign gigs giis ging gini ginn gins gisd giss gist gits gnin gnit gnti gsds gsis gydi gyn- gyng gynt gysi gyss gyst gytt idid idig idin idis idss idts iggs iggy igis igni igns igny iiii iiis iiit iisd iisi iist iitt ind- indi inds indy ings inid inig inis init inni inns inny inss inst intd intg inti intn ints isdn isds isin isis isit isnt issi isss issy istd isti ists isty isys itgs itin itis itsi itsy itty iyng n-ii ndnt ndsi ndss ngns ngsn ngtn ngts nidd nidi nids nigg nigs nigt niit nind ning nini nins nisd nisi niss nist niti nits nity niyi nngn nnit nnnn nnss nntn nsdg nsds nsdt nsin nsis nsss nstd nsts ntds ntis ntnd ntss nyit nynt nyny nyss nyst s-ii sdds sdgs sdss sggg sggs sgsd sgss sgts sidd sidi sids sidy sigd sigg sigi sign sigs sigy siit sind sing sini sinn sins sint siny sisd sisi siss sist sisy sit- sitd siti sitn sits sitt sity siyi snid snig snit snns snsd snsy snys ssdd ssgs ssgt ssid ssin ssis ssit ssns sssi ssss sstd ssts stds stid stig stis stit stnd stng stnn stns stsi stss sttd styd stys sydi syds sygn syis syn- synd syng syns syny syss syst sytt tdis tdss tgts tidd tids tidy tigi tigs tigy tiit tind ting tini tinn tins tint tiny tisi tiss tist titi tits titt tiyi tiyn tndd tngs tnts tsgt tsid tsig tsin tsis tssg tssi tsst tsts tsys ttss tttt ttyd ttys tydd tydi tydy tyin tynd tyng tynt tyny tyss tyst tytd tyti tytt tyty tyyn ydin ydyt yidi yids ying yins yiss yist yiti ysii yyyy