nigs niip niir niiu nine ning nini nins nipc nipe nipr nips nire nirs niru nirv nise nisi nisp niss nisu niue niur nive nivr niwe nnes nngn nnnn nnpi nnpr nnss npcc npes npic npin npiv nppc npri npss npws nrcs nren nric nrpc nrpn nrps nrrc nrsc nrsp nrsv nscc nscs nsec nsep nser nsew nsic nsin nsis nsnr nspc nspi nsps nsrc nssc nsse nssp nssr nsss nswp nswr nuce nuci nucs nucu nuee nuer nugs nuin nunc nune nung nunn nuns nupe nups nupw nurc nure nuri nurn nurp nurr nurs nuru nurv nuse nusi nuss nusu nusw nuwe nvcc nvcs nvir nvis nvpi nvss nwpp nwss pccc pcce pccs pccw pcep pcer pcgg pcgs pcin pcip pcns pcpn pcpp pcps pcrc pcre pcse pcun pece peci pecr pecs peec peen peep peer pees peev pegg pegs pegu pein peip peir peis pen- penc pene peng peni penn pens penu pepe pepi peps per- perc pere perg peri pern perp perr pers peru perv pese pesi pess pesu peun peur pewe pews pgcc pgce pger pgpu pgrc pgsc pgss pgup picc pice pici picr pics picu pien piep pier pies pigc pigg pign pigp pigs pigu pigv piip pinc pine ping pini pinn pinp pins pinu pipe pipi pipp pips pirc pire pirg piri pirn pirr pirs piru pise pisg pisi piss pisu pius piwi pnec pnes pneu pnic pnin pnpp pnsc pnup pnwr ppcc ppci ppcs ppen pper ppgi ppic ppie ppig pppn pppp ppps pprc ppru ppss ppur prcc prcp prcs pre- prec pree preg pren prep pres preu prev prew prgs pri- prie prig prii prin pris priv prnp prps prri prrs prsc prse prsi prss prsv prue prus pruu psci pscu psec pseg psei psgi psgr psip psis psnc psni psnr pspi pspp pspr psps psrp pssc psse pu-e puce puer pueu pugs pugu puig puin puir puis puiu punc pune pung puns punu pupe pupi pups pupu pur- pure purg puri purp purr purs puru pusi puss puuc puwe pvcs pwei pwns rccc rccs rcep rcgc rcic rcis rcnr rcpi rcps rcrg rcsc rcsi rcss rcuv rcvr rcvs rcwp recc rece reci recp recr recs recu reen reep rees reev rege regi regn regr regs regu reii rein reir reis reiu rene reng reni renn rens renu repe repi repp repr reps repu rere rerg reri rers reru rese resi resn resp ress reue reup reus reuu reve revi revp revs rewe rews ricc rice rics rien riep rier ries rieu riew rige rigg rigi rigs rigu riin riis rine ring rinn ripe ripi ripp ripr rips rire riri rirs risc rise risi risp riss risu riue rius rive rivp rivs rncp rncs rngs rnie rnin rnpv rnsp rpcs rpgs rpii rppn rpps rrrr rrsp rrun rrvw rscc rscn rscs rsee rsgc rsis rsnn rsnr rsps rsre rsvp ruce ruci ruen ruer rues ruge rugg rugi rugs ruin ruis runc rune rung runi runn runs rupe rupp rurc rure ruri rurp rurs ruru ruse rusi russ rusu ruun ruve ruvi ruvu ruwe ruwi rv-c rver rvsp rwcs s-ic s-ii s-iv sccc scce sccp sccs scec scee sceg scep scer scew scgp scgs sci- scic scie scin scip scir scis sciv scnr scpe scpi scps scr- scrc scre scri scrn scrs scsc scsi scsn scsr scsu scug scun scup scur scvp scwe se-c se-e se-g se-i se-n se-s se-u se-w sec- secc sece secg secn secr secs secu secv seec seeg seen seep seer sees seeu seew sege segg segi segs segu seie seii sein seip seir seis seiu sene seng seni senn senr sens sepe sepg sepi sepn sepp sepr seps sepu serc sere serg seri sern serp serr sers seru serv sesc sese sesi sess seui seur seve sevi sewe sewg sewn sewr sews sewu sgce sgcg sger sges sggg sggs sgic sgps sgss sgsv sicc sice sici sicp sics sicu siec sieg sien sier sies siew sige sigg sigi sign sigs sine sing sini sinn sinp sins sinu sipc sipe sipi sipp sips sirc sire siri sirp sirr sirs siru sisc sise sisi siss sisu siue siui sius sive sivi siwe siwi sncc sncp snee sneg snep sner snes snew snie snig snip snir sniw snns snpg snpp snrs snug snur snus snvi spcc spcs spec spee speg spen sper spes spew spic spie spig spin spip spir spis spiv spne spns spps spri sprs spse spsp spss spue spug spui spun spur spus srcc srec sres sris srni srnn srpc srps srsp srvn sscc ssce ssci sscp sscs ssec ssee ssep sses ssgs ssin ssis ssns sspc sspe ssps ssrc ssrg ssri ssrs sssc sssi ssss ssvp ssws suc- succ suci sucr sucs suee suen suer sues sueu suev sug- suge sugg sugi suie suig suin suir suis sun- sune sung suni sunn suns sunu sup- supe supp supr sups supv sur- surc sure surg suri surn surp surr surs suru surv sus- suse susi susp suss susu suus suvi suvs suwe suwg suwu svcc svce svcs svec sveg sven svic svir svns svrg svsc swcc swee swen swer swgr swic swie swig swip swir swis swiv swne swre swrv swss swuc u-ie u-rp ucci uccp uces ucin ucrc ucsc ucsu uein ueir uepi uers uesn uess uewe ugcc ugcg ugep uggs ugis ugne ugni ugri ugur uguu ugwu uies uige uipi uirr uise uncc unce uncg unci uncp uncs unec unee unen uner unes ungp ungu uni- unic unie unii unin unir unis univ unne unni unns unpc unps unrs uns- unsc unsg unus upci upcs upen upic upie upin upis upne upnp uppc uppe uppp uppu upri upsc upse upsi upup upvc urci ure- ures urge urgi urgu uric urie urin uris uriu urne urni urns urre urri urse ursi urss ursu urun urup urur urus urve uscc usce uscg uscs usee usen user uses usgp usie usin usip usis usnc usnr usnu uspc uspp usps ussc usse ussr usss ussu usui usun usus uucp uuen