phi- phil phin phip phit phrr phul phun phut picc pice pich pici picr pict picu pide pied piel pien piep pier piet piff piip pil- pild pile pili pill pilt pilu pinc pind pine pini pinn pinp pint pinu pipe pipi pipp pirc pire piri pirl pirn pirr piru pite pitf pith piti pitr pitt pitu plcc plce plch pldn pldt ple- plec pled plee plei plen plet pleu plff plid plie plif plin plip plit plnt plpp plri pltf pltt plud plue plup plur pnec pnet pneu pnic pnin pnld pnln pnnl pnpp pntd pntl pntr pnup ppcc ppcd ppci ppen pper pphi ppic ppid ppie ppif ppih pple ppli pppd pppn pppp pprc pprf ppru pptn pptt ppur prcc prcd prcf prcp pre- prec pred pree pref prel pren prep pret preu prfc prhl pri- prid prie prif prii prin prle prlr prnd prnp prpd prrd prri prtc prti prtp prtr prud prue pruf prut pruu ptcc ptcl ptdc pten pter ptld ptpd ptrd ptrf pttc ptui pu-e puce puch pudu pued puel puer puet pueu puff puft puhi puhl puhn puid puin puir puit puiu pule puli pull pulp pult pulu punc pund pune punt punu pupe pupi pupl pupu pur- pure puri purl purp purr puru put- pute puth puti putt putu puuc rccc rcdc rcde rcep rcet rcfc rcic rcid rcle rcnl rcnr rcpd rcpi rcpt rcrd rctc rcti rder rdpc recc recd rece rech reci recp recr rect recu redc redd rede redh redi redl redr redu reed reef reel reen reep reet refd refe reff refi refl refn refr reft refu rehe rehi rehn reht reid reif reii reil rein reir reit reiu reld rele rell relp relt rend rene reni renn rent renu repe repi repl repp repr rept repu rerd rere reri rert reru retd rete reth reti retr rett reue reuf reul reup reut reuu rfdi rfef rffc rffl rfic rfid rftc rhce rhcp rhee rhen rhet rhin rhli rhue rhun ricc rice rich rict ridc ridd ride ridi ried rief riel rien riep rier riet rieu rife riff rift rifu riht riif riin rile rill rilp rilu rind rine rinf rinn ripd ripe ripi ripl ripp ripr ript rire riri rite rith riti ritl ritt ritu riue rldt rlee rlef rleu rlif rlin rncp rndc rndf rndp rnhl rnie rnin rnld rnli rnnt rntd rntp rnut rpdp rpet rpfc rpii rppn rptd rptn rred rrfc rrif rrle rrrr rrun rtcc rtce rtdt rtee rtei rtfc rtle rtlt rtnd rttp ruce ruch ruci ruct rudd rude rudi rudl rudp rued ruel ruen ruer ruet rufc rufe ruff ruft ruhe ruhh ruhi ruhl ruhn ruhr ruid ruif ruin ruit rule rull runc rund rune runf runi runn runt rupe rupp rupt rurc rurd rure ruri rurp ruru rute ruth ruti rutl rutt rutu ruud ruun tccc tccu tcdd tcep tcfc tch- tche tchh tchi tchp tchr tchu tcnn tctc tcul tdff tdil tdri tech tecl tecr tect tedd tede tedi teec teed teef teel teen teer teet tefc teff tefi tefl teft tehi tehr teic teie teil tein teip teir teiu tel- telc teld tele teli tell teln telt telu tenc tend tene teni tenn tenp tent tenu tepe tepi tepp tepu ter- terc tere terf teri tern terp terr teru tete teth teti tetr tett tetu teut tfcu tfdc tfec tfin tfnp tfpt tftc tftp thch thdr the- thec thed thee thef thei thel then thep ther thet theu thhp thi- thic thie thif thil thin thir thnt thpp thre thri thru thtr thud thue thul thun thur ticc tice tich tidc tidd tide tie- tied tiee tief tiei tiel tien tiep tier tiet tiff tift tiht tihu tiit tiiu tild tile tilh till tiln tilr tilt tinc tind tine tini tinn tint tinu tip- tipc tipe tipi tipp tipt tipu tird tire tiri tirl tirr tiru titc tite tith titi titp titt titu tldp tldr tlen tlli tncc tndd tndf tnef tnfc tnfl tnut tpcd tpcp tpdf tpdu tped tper tpir tpld tppd tppp tppr tpte tptp tptr tput trcc trcl tre- trec tred tree tref trei tren tret treu trfc trfd trfr tri- tric trie trif tril trin trip trit trpc trpe trpn trpp trtc trte trtr truc trud true trun trut truu ttcn ttcp tten tter ttfc ttff ttfn tttt ttul tucc tuch tude tudi tudu tuei tuel tuen tuer tuet tufc tufe tuff tufi tuft tufu tuht tuhu tuil tuin tuit tuiu tule tuli tull tulp tulu tunc tund tune tuni tunn tunu tupe tuph tupi tupu turc turd ture turf turi turn turp turr turt turu tute tuti tutl tutt tutu u-ie u-rp ucci uccp ucdc ucdd ucel uche uchi ucil ucin ucph ucrc ucut uddi udel uden uder udet udic udid udin udir udpd udun uein ueir uele ueli uell uend uepi ufcu ufel ufer uffe ufip uftp uh-d uhcl uhde uher uhid uhle uhti uhuh uhup uile uint uipi uirr ulcc ulch ulde ulee ulen ulfe ulft ulic ulie ulle ulli ullr ulne ulti ultt ulul uncc unce uncf unch unci uncl uncp unct unde undi unec uned unee unef unen uner unfd unfp uni- unic unie unif unii unin unir unit unle unlf unlp unne unni unpc unrf unte unth unut upci updf uped upen upic upie upin upne upnp uppc uppe uppp uppu upri uptl upup urch urci urde urdu ure- ured ureh uret urfe urff urfi urft uric urie urif urin uriu urle urne urni urre urrh urri urte urth urun urup urur urut utec utel utep uter uthe utid util utin utne utpd utri utti uttu uucp uuen uulu uuni uuri uutf uuuu

-tree c-p-c c-tec ccccc cccii cccli ccell ccett ccifc cciii ccitt cclef cclii ccnet ccrcl ccrel cctld cctrl cd-np cdiii cdipt cdlii cduce cech ceche cechi cecht ceci- cecie cecil cecri cecun ceded cedel ceder cedie cedin cedr- cedre ceede ceele ceene ceere cefcu ceile ceili ceint ceipp ceirt celde celer celi- celic celie celin