iiii iiis iiit iirs iisi iisp iisr iist iisu iitr iitt iiwi inis init inni innr inns innu inp- inpi inpp inpt inri inrs insp inss inst insu inti intn intp intr ints intu inui inun inup inus inw- inwi ipin ippr ipri ipsi ipsp ipss ipsw ipts ipur ipus iput iri- irin irip iris irps irri irrs irsp irti irtp irts irun irus isin isis isit isnt ispr isps ispw isri isrp issi issp issr isss issu isti istp istr ists isup isus iswn itin itis itri itrs itsi itsp itsu itup itur iuiu iupp iuss iust iwin iwis iwiw iwpr iwps n-ii n-up niip niir niit niiu nini nins nipr nips nipt nirs nirt niru nisi nisp niss nist nisu niti nitr nits niur nnit nnnn nnpi nnpr nnss nntn npin npri nprt npss nptn npws nrpn nrps nrsp nrts nsin nsis nsnr nspi nsps nssp nssr nsss nstp nsts nstu nswp nswr ntis ntnu ntru ntss ntsu nttr ntui ntwt nuin nuit nunn nuns nunt nups nupw nuri nurn nurp nurr nurs nurt nuru nusi nuss nust nusu nusw nuts nutt nutu nwpp nwss nwst piip pini pinn pinp pins pint pinu pipi pipp pips piri pirn pirr pirs piru pisi piss pist pisu piti pitr pits pitt pitu pius piwi pnin pnpp pntr pnup pnwr pppn pppp ppps ppru ppss pptn ppts pptt ppur pri- prii prin pris prnp prps prri prrs prsi prss prti prtp prtr prus prut pruu psip psis psni psnr pspi pspp pspr psps psrp psst psts pstu ptui puin puir puis puit puiu puns punt punu pupi pups pupu pur- puri purp purr purs puru pusi puss pust put- puti puts putt putu pwns pwnt pwts riin riis rinn ripi ripp ripr rips ript riri rirs risi risp riss rist risu riti rits ritt ritu rius rnin rnnt rnsp rntp rnut rpii rppn rpps rptn rpts rrrr rrsp rrun rsis rsnn rsnr rsps rstp rsts rstu rtns rtps rtss rttp rtts ruin ruis ruit runi runn runs runt rupp rupt ruri rurp rurs ruru rusi russ rust rusu ruti ruts rutt rutu ruun ruwi s-ii siit sini sinn sinp sins sint sinu sipi sipp sips sipt siri sirp sirr sirs sirt siru sisi siss sist sisu sit- siti sitn sits sitt situ siui sius siut siwi snip snir snit sniw snns snpp snrs sntr snur snus spin spip spir spis spit spns spps spri sprs spsp spss spst sptr spts spui spun spur spus sput sris srni srnn srps srpt srsp srtp srtr ssin ssis ssit ssns ssps sspt ssri ssrs sssi ssss sstp ssts ssws stip stir stis stit stnn stnr stns stpp stps stri strn strs stru stsi stss sttr stun stup stur stus stut suin suir suis suit sun- suni sunn suns sunt sunu sup- supp supr sups supt sur- suri surn surp surr surs surt suru sus- susi susp suss sust susu suti sutu suus suwu swip swir swis swit swnt swss swts tiit tiiu tini tinn tins tint tinu tip- tipi tipp tips tipt tipu tiri tirr tirs tiru tisi tiss tist titi titp tits titt titu tiwi tnsp tnts tnut tpir tppp tppr tprs tprw tptp tptr tput tpws tri- trin trip tris trit trpn trpp trps trsi trst trtr trun trus trut truu tsin tsis tspn tsps tspt tssi tssr tsst tsts tsui tsun tsup ttss tttt tuin tuis tuit tuiu tuni tunn tuns tunu tupi tups tupu turi turn turp turr turs turt turu tusi tuss tust tuti tuts tutt tutu twi- twin twip twis twit twnt twps twrn twrp twss u-rp uint uipi uirr uist uits uni- unii unin unir unis unit unni unns unps unrs uns- unst unts unus unut upin upis upnp uppp uppu upri upsi upup urin uris uriu urni urns urri ursi urss ursu urts urun urup urur urus urut usin usip usis usnr usnu uspp usps ussr usss usst ussu usti ustp usts usui usun usus utin utis utri utti uttu uuni uuri uusi uuuu uwin uwsp wiii wiin wiis wiit wiiu wini winn winr wins wint winu winw wipi wipp wipr wips wipt wiri wirn wirr wirt wiru wisn wisp wisr wiss wist wisu wisw witi witr wits witt witu wius wiuw wiwi wiwn wiwu wnin wnir wnis wnit wniu wniw wnnr wnns wnnw wnpt wnri wnrn wnrp wnrr wnrs wnrt wnrw wnsn wnsp wnsr wnss wnst wnsw wntn wntp wntr wnts wntt wntw wnus wnuw wnwi wnwn wnwr wnws wnwt wnww wpin wpip wpir wpit wpni wpnn wpns wpnt wpnw wppi wppn wppr wppt wprp wprr wprs wprt wpsn wpsp wpsr wpst wpsu wpti wptn wptr wptw wpup wpur wput wpwt wrin wrip writ wriu wrni wrnn wrnr wrns wrnt wrnw wrpi wrpn wrpp wrpr wrps wrpw wrrn wrrs wrrw wrsi wrsn wrsr wrss wrsw wrti wrtp wrtr wrts wrtu wrtw wrup wrus wrwn wrwr wsip wsir wsis wsiu wsni wsnn wsnp wsnr wsnt wsnw wspn wspr wsps wspt wsri wsrn wsrp wsrs wsrt wsru wsrw wssi wssp wssr wsss wsst wssu wssw wstn wstp wstr wsts wstt wstu wstw wsui wsun wsup wsur wsus wsuw wswi wswn wswr wsws wswt wsww wtip wtis wtiu wtni wtnn wtnr wtns wtnt wtnw wtpi wtpn wtpr wtps wtpt wtri wtrn wtrp wtrs wtrt wtru wtrw wtsn wtsp wtsr wtss wtsu wtti wttn wttr wtts wttt wttu wttw wtup wtwr wtws wtwt wtww wuin wuis wuni wunr wunt wunw wupi wupn wupr wups wupt wupw wur- wurn wurp wurt wusi wusn wusp wusr wuss wust wusu wusw wuti wutr wuts wutu wuuu wwii wwin wwip wwis wwnn wwnr wwns wwnt wwnw wwpn wwpr wwpt wwpw wwrr wwru wwrw wwsi wwsn wwsp wwsr wwss wwst wwsu wwti wwtn wwtp wwtr wwtw wwus wwwi wwwn wwwr wwws wwww