pilt pipe pipi pipp pirc pire piri pirl pirr pite piti pitr pitt plbr plcc plce pldt ple- pleb plec pled plee plei plet plib plid plie plip plit plpp plri pltt ppcc ppcd ppci pper ppib ppic ppid ppie pple ppli pppd pppp pprc pptt prbc prcc prcd prcp pre- preb prec pred pree prel prep pret pri- prid prie prii prle prlr prpd prrd prri prtc prti prtp prtr ptbl ptcc ptcl ptdc pter ptld ptpd ptrd pttc rbbb rbbr rbcl rble rcbc rccb rccc rcdc rcde rcep rcet rcic rcid rcle rcpd rcpi rcpt rcrd rctc rcti rdbp rder rdpc rebb rebe recc recd rece reci recp recr rect redc redd rede redi redl redr reeb reed reel reep reet reid reii reil reir reit relb reld rele rell relp relt repe repi repl repp repr rept rerd rere reri rert retd rete reti retr rett rib- ribe ricc rice rict ridc ridd ride ridi ried riel riep rier riet rile rill rilp ripd ripe ripi ripl ripp ripr ript rire riri rite riti ritl ritt rldt rlee rpdp rpet rpii rptd rred rrle rrrr rtcc rtce rtdt rtee rtei rtle rtlt rttp tbcb tbcc tbcd tbce tbil tbit tbrb tbtp tccc tcdd tcep tctc tddb tdil tdri tecl tecr tect tedd tede tedi teec teed teel teer teet teic teie teil teip teir tel- telc teld tele teli tell telt tepe tepi tepp ter- terc tere teri terp terr tete teti tetr tett tibi ticc tice tidc tidd tide tie- tied tiee tiei tiel tiep tier tiet tiit tild tile till tilr tilt tip- tipc tipe tipi tipp tipt tirb tird tire tiri tirl tirr titc tite titi titp titt tldp tldr tlli tpcd tpcp tped tper tpir tpld tppd tppp tppr tpte tptp tptr trcc trcl tre- trec tred tree trei tret tri- trib tric trie tril trip trit trpc trpe trpp trtc trte trtr ttbb ttcp tter tttt