-ing dddd ddss ddts dgsi dgsn didi dids didu digg digi digs diii diis dili dill dils din- ding dini dinn dins dint dinu dird dirl dirr dirs dirt dis- disd disg disi diss dist diti dits ditt dius dlii dlil dlis dlit dlrg dlrs dlst dnis dntt dnus dnut drgs dril drin drit drrs drug drui drus drut druu dsdr dsgn dsls dsng dsri dsrr dssi dssn dsst dstn dsts dtng dtrl dtss dudd duds dudu dugs dugu duid duil duin duir duis duit duli dull dult dulu dung dunn duns dunt durg duri durn durt duru dusi dust duts duul duur duut gdrt gggg ggrn ggss gidd gidi gidl gids gigg gigi gign gigs giis gild gilg gili gill gils gilt ging gini ginn gins ginu gird girg giri girl girn girr girs girt giru gisd giss gist gits giur gius gli- glid glin glis glit glug glui glun glur glut gnin gnit gnrr gnti gnus grds grid grig gril grin gris grit grni grrl grrr grrs grss grug grui grun grur grus grut gsds gsis gsli gstr gsur gtld gudi gudu gugg gugi gugu guid guil guin guis guld guli gull guls gult gulu gund gung gunn guns gunt gurd gurg guri gurl gurn gurr gurs gurt guru gusd guss gust guti guts gutt gutu guus idid idig idil idin idir idis idli idls idss idts idun idus iggs igil igis igli iglu igni igns ignu igri igus iiii iiis iiit iirs iisd iisi iisr iist iisu iitr iitt ilin ilir ilis ilit ill- illd illi ills illt ilni ilts ilud ilus ilut ind- indi inds indu ings inid inig inis init inni innr inns innu inri inrs inss inst insu intd intg inti intl intn intr ints intu inui inul inun inus irds irgs iri- irid irig iril irin iris irri irrs irsg irti irts irul irun irus isdn isds isil isin isis isit isls isnt isrg isri issi issr isss issu istd isti istr ists isus itgs itil itin itis itll itri itrs itsi itsu itur iuds iugs iuiu iusd iuss iust ldgs ldls ldrs lgdt lgin lgtn lgts lidl lids ligg ligi lign liig liii liin liir liis lilg lili lill lils lilt lilu lind ling linn lins lint lird lirg liri lirl lirn lirr lirs lirt liru lisd lisi liss list lisu litd liti litl litr lits litt litu liun lius liut llds llll llud lndg lndn lngs lnts lrdd lrdg lrds lrrr lrst lrts ls-r lsds lsid lssr lsts ltds ltgs ltng ltns ltnt ltrs ltsi ltsr lttr ludd ludi lugg lugi lugs lugu luin luis luit luli lull lulu lund lung luni lunn luns lunt lurd lurg luri lurs lurt lusi luss lust luti luts n-ii ndls ndnt ndri ndsi ndsl ndss ndut ngns ngri ngsn ngtn ngts ngur nguu nidd nidi nids nigg nigs nigt niir niit niiu nild nili nill nils nilt nilu nind ning nini ninl nins nirs nirt niru nisd nisi nisl niss nist nisu niti nitr nits niur nlgn nlls nngn nnit nnls nnnn nnsl nnss nntn nrds nrrd nrrl nrtl nrts nsdg nsdl nsds nsdt nsin nsis nslr nsls nsnr nsrd nsrl nssr nsss nstd nstl nsts nstu ntds ntis ntnd ntnu ntrl ntru ntss ntsu nttr ntui nudd nudi nugs nuin nuit nuli null nung nunn nuns nunt nurd nuri nurl nurn nurr nurs nurt nuru nusi nusl nuss nust nusu nuts nutt nutu rdgs rgds rgit rgtr rgts ridd ridi rids rigg rigi rigs rigu riin riis rill rilu rind ring rinn riri rirs risd risi riss rist risu riti ritl rits ritt ritu rius rlds rldt rlin rlls rlug rnds rngs rnin rnld rnli rnnt rntd rnut rrrr rrun rsdd rsdg rsdl rsds rsid rsis rsnn rsnr rssl rsts rstu rtdt rtgs rtls rtlt rtnd rtns rtss rtts rudd rudi rudl ruds rugg rugi rugs ruid ruin ruis ruit rull rund rung runi runn runs runt rurd ruri rurs ruru rusi russ rust rusu ruti rutl ruts rutt rutu ruud ruun s-ii sdds sdgs sdls sdlt sdrs sdsl sdss sdsu sggg sggs sglr sgls sgnl sgsd sgss sgts sidd sidi sidr sids sigd sigg sigi sign sigs siit sil- sild sili sill sils silt silu sind sing sini sinn sins sint sinu siri sirr sirs sirt siru sisd sisi siss sist sisu sit- sitd siti sitn sits sitt situ siui sius siut sl-i slds slid slig slir slit slln slrn slrs slst slsu slts slud slug slur slut snid snig snir snit snns snrs snsd sntr snug snur snus sris srni srnn srsd srtr ssdd ssgs ssgt ssid ssin ssis ssit sslt ssns ssrg ssri ssrl ssrs sssi ssss sstd sstl ssts stds stgr stid stig stil stir stis stit stld stlg stln stlt stnd stng stnn stnr stns strd stri strn strs stru stsi stss sttd sttr stud stug stul stun stur stus stut sudd sudi suds sug- sugg sugi suid suig suin suir suis suit sul- suld suli sull sult sulu sun- sund sung suni sunn suns sunt sunu sur- surd surg suri surn surr surs surt suru sus- susd susi suss sust susu suti sutu suus tdil tdis tdls tdri tdss tgts tidd tids tigi tigr tigs tiit tiiu tild till tiln tilr tils tilt tind ting tini tinn tins tint tinu tird tiri tirl tirr tirs tiru tisi tiss tist titi tits titt titu tldr tlli tlrs tndd tngs tnts tnut tri- trig tril trin tris trit trng trsd trsi trst trtr trud trug trun trus trut truu tsgt tsid tsig tsin tsis tssg tssi tssr tsst tsts tsui tsun ttss tttt ttul tudi tudu tugg tugs tugu tuig tuil tuin tuis tuit tuiu tuli tull tulu tund tung tuni tunn tuns tunu turd turg turi turn turr turs turt turu tusd tusi tuss tust tuti tutl tuts tutt tutu uddi udds udid udig udin udir udsd udsl udts udun uggs uggt ugis ugli ugni ugri ugur uguu uint uirr uisd uist uits ulli ullr ulti ults ultt