pppn pppo pppp pprc pprm pptn pptt prcc prcp pri- prig prii prim prin prmc prnp pro- proc prog prom pron proo prop prot prri prrm prtc prti prtm prtp prtr ptcc ptmp ptop pttc rccc rcgc rcic rcmp rcnr rcon rcpi rcpo rcpt rcrg rctc rctg rcti rgit rgtr ricc rico rict rigg rigi rigo riin rimi rimm rimo ring rinn rino riom rion riot ripi ripp ripr ript riri riti rito ritt rmon rmrg rmrp rnco rncp rnin rnnt rnot rntp rocc roco rogg rogi rogo roig roin roio roir roit romi romm romo romp ronc rong roni rono ront roog rooi room roon roop roor root ropo rorc rori roro rort rotc rotg roti rotn roto rotr rott rpii rpon rppn rptn rrmc rrmp rrrr rtcc rtcg rtcm rtmc rtmi rtmp rttp t-mo tccc tcnn tcom tcon tcpo tctc tgcc tgtc ticc tico tigi tigm tigr tiit timi timm timn timo timp tinc ting tini tinn tino tint tion tiop tip- tipc tipi tipo tipp tipt tiri tiro tirr titc titi tito titp titt tmcc tmcm tmnt tmro tmtt tncc toci toco togo togr togt toit tomg tomi tomm tomo tomp tomt tong toni tonn tono toom toon toor toot top- topi topo topp topt torc torg tori torm torn toro torp torr tort totc toti totm toto totr tott tpcp tpir tpmt tpon tppp tppr tptp tptr trcc tri- tric trig trim trin trio trip trit trmi trng trno troc trog troi trom tron troo trop trot trpc trpg trpm trpn trpp trtc trtr ttcn ttcp ttim tton ttop tttt