iiii iiit iitr iitt init inni innr innu inp- inpi inpp inpt inri inti intn intp intr intu inui inun inup invt ipin ippq ippr ipri iptv ipur iput iri- irin irip irri irti irtp irun itin itri itup itur iuiu iupp ivin n-ii n-tv n-up niip niir niit niiu nini nipr nipt nirt niru nirv niti nitr niur nivr nnit nnnn nnpi nnpr nntn nnvt npin npiv npri nprt nptn nqit nrpn ntnu ntru nttr nttv ntui nuin nuit nunn nunt nuri nurn nurp nurr nurt nuru nurv nutt nutu nvir nvpi nvtv piip pini pinn pinp pint pinu pipi pipp piri pirn pirr piru piti pitr pitt pitu pnin pnpp pntr pnup pppn pppp ppru pptn pptt pptv ppur pri- prii prin priv prnp prri prti prtp prtr prut pruu ptui puin puir puit puiu punt punu pupi pupu pur- puri purp purr puru put- puti putt putu qiru qqqq qtip qttn quin quip quir quit quni qunu quri quu- riin rinn ripi ripp ripr ript riqq riri riti ritt ritu rivp rnin rnnt rnpv rntp rnut rpii rppn rptn rrrr rrun rttp rtvi ruin ruit runi runn runt rupp rupt ruri rurp ruru ruti rutt rutu ruun ruvi ruvu tiit tiiu tini tinn tint tinu tip- tipi tipp tipt tipu tiri tirr tiru titi titp titt titu tivi tnut tpir tppp tppr tptp tptr tput tri- trin trip trit trpn trpp trpv trtr trun trut truu tttt tuin tuit tuiu tuni tunn tunu tupi tupu turi turn turp turr turt turu tuti tutt tutu tvni tvri tvrr tvtv u-rp uint uipi uirr uni- unii unin uniq unir unit univ unni untv unut upin upnp uppp uppu upri uptv upup urin uriu urni urri urun urup uruq urur urut utin utri utti uttu utuq uuni uuri uuuu uvri uvvu viii vini vint vinu vipr viri virr virt viru viti vitt vitu vivi vnir vrin vrnn vrpn vt-i vtpr vtun vuir vuit vurp vurt vuti vutv vvvv