prbc prcc prcd prcf prcp prfc prlr prnd prnp prpd prrd prtc prtp prtr ptbl ptcc ptcl ptdc ptld ptpd ptrd ptrf pttc pttk rbbb rbbr rbcl rcbc rccb rccc rcdc rcfc rcnl rcnr rcpd rcpt rcrd rctc rdbp rdpc rffc rffl rftc rkkf rldt rnbr rncp rndc rndf rndp rnld rnnt rntd rntp rpdp rpfc rppn rptd rptn rrfc rrrr rtbf rtcc rtdt rtfb rtfc rtkn rtlt rtnd rttp tbcb tbcc tbcd tbnf tbrb tbtp tccc tcdd tcfc tcnn tctc tddb tdff tdkp tdkr tfdc tfnp tfpt tftc tftp tldp tldr tnbc tncc tndd tndf tnfc tnfl tnpk tpcd tpck tpcp tpdf tpld tppd tppp tppr tptp tptr trcc trcl trfc trfd trfr trpc trpn trpp trtc trtr ttbb ttcn ttcp ttfc ttff ttfn tttt