-ic b-p bbb bbc bbd bbi bbo bbp bbr bcb bcc bcd bci bco bcp bcr bcz bdb bdc bdd bdi bdo bdp bdr bdz bi- bib bic bid bii bio bip bir biz bob boc bod boi boo bop bor boz bpb bpc bpd bpi bpo bpp bpr brb brd bri bro brp brr brz bzd bzo bzp bzr bzz c-- cbb cbc cbd cbi cbo cbp cbr cbz ccb ccc ccd cci cco ccp ccr ccz cdb cdc cdd cdi cdo cdp cdr cdz ci- cib cic cid cii cio cip cir co- cob coc cod coi coo cop cor coz cpb cpc cpd cpi cpo cpp cpr cpz crb crc crd cri cro crp crr crz cz- czc czd czo dbb dbc dbd dbi dbo dbp dbr dbz dcb dcc dcd dci dco dcp dcr ddb ddc ddd ddi ddo ddp ddr ddz di- dib dic did dii dio dip dir diz dob doc dod doi doo dop dor doz dpb dpc dpd dpi dpo dpp dpr dpz drb drc drd dri dro drp drr drz dzb dzd dzi dzo dzp dzr i-d ibb ibc ibd ibi ibo ibp ibr ibz icb icc icd ici ico icp icr icz idb idc idd idi ido idp idr iib iic iid iii iio iip iir io- iob ioc iod ioi ioo iop ior ipb ipc ipd ipi ipo ipp ipr ir- irb irc ird iri iro irp irr izi izo izz o-i ob- obb obc obd obi obo obp obr oc- ocb occ ocd oci oco ocp ocr ocz odb odc odd odi odo odp odr oib oic oid oii oio oip oir oiz oo- oob ooc ood ooi ooo oop oor op- opb opc opd opi opo opp opr or- orb orc ord ori oro orp orr orz ozo ozz p-p pbb pbc pbd pbi pbo pbp pbr pbz pcb pcc pcd pci pco pcp pcr pdb pdc pdd pdi pdo pdp pdr pdz pib pic pid pii pio pip pir piz pob poc pod poi poo pop por poz ppb ppc ppd ppi ppo ppp ppr ppz prb prc prd pri pro prp prr prz pzc pzp rbb rbc rbd rbi rbo rbp rbr rcb rcc rcd rci rco rcp rcr rdb rdc rdd rdi rdo rdp rdr rib ric rid rii rio rip rir riz rob roc rod roi roo rop ror roz rpb rpc rpd rpi rpo rpp rpr rpz rrb rrc rrd rri rrp rrr rzb rzo zbb zbc zbr zco zib zid zio zip zir ziz zo- zob zoc zod zoi zoo zor zpc zpi zpo zpp zpr zro zrp zzr zzz

bbbb bbci bbdd bbdo bbpr bbrc bcbc bcbp bccc bcci bcor bcoz bcpp bd-r bdbc bddc bdii bdpc bibb bibi bibo bicc bici bico bidi bido bidr bio- bioc bioi bipp birb bird biri biro birr bizz bobb bobi bobo boco bodb bodi bodo boi- boid boii boob booc bood boop boor booz bopp bor- bord bori boro borr borz bozi bozo bpcp bprc bprd brcb brdo bric brid brio briz brob broc brod broo bror broz brrr bzip bzzz c-bo c-cd cbbc cbcc cbcp cbcr cbdb cbdc cbdi cbdo cbid cbir cbpc cbpp cbrd ccbc cccb cccc ccci cccp ccdc ccdi ccdp ccdr ccic ccid ccii ccip ccir ccob ccoc ccod ccpp ccpr ccrc ccri ccrp cd-r cddb cddr cdic cdii cdio cibc cibi cibo cicc cici cico cicr cidc cidi cidp cidr ciid ciii ciob cior cipo cipp cirb circ ciri ciro cirr cobb cobi cobo coco cocp codd codi coip coir coob cood coop copd copi copo copp copr cor- corb corc cord cori coro corp corr cozd cozi cozz cpbc cpic cpio cppd cpri crbc crcc crcr crcz crdc crib cric crip crob croc crod croo crop cror croz crpc d-bo dbcc dbcp dbpc dbpd dcbc dccb dccc dcci dccp dcdb dcii dcio dcop dcpo dddd ddoc ddpo ddrc dibb dibo dibp dici dico didi dido diii dioc diop dior dipc dipo dipp dird dirr dizi dizz dobb dobi doci doco dod- dodd dodi dodo doid doob dood doop door dopo dopp dopr dorc dord dori doro dorp dorr dozi dozo dpbc dpci dpcp dppc drbc drib dric drip drob drod drop droz dzbb dzip dzor dzrr ibdo ibid ibrc ibrd ibri ibro icbc icbd icbp iccb iccc icci icco iccp iccr icdc icdd icdp icoc icod icor icpc icpd icpo icrc icrr idcr iddo idic idid idio idir idoc idrc idro iicd iiii iiio iioi iioo iiop iirc iobi ioci iocp iod- iodd iodo ioii ioio iooi iooo iori ipcc ipdc ipdi ipid ipod ipop ippc ippo ippr ipri irbp ircc ircd irdc irdo irdp iri- iric irid irio irip irob iroc irod irop irpc irrc irri izod izzo obbo obid oboi obor obri obro ocbc occc occi ocpd ocpp ocro ocrr odbo odci oddd oddi odic odio odir odoo odop odor odrp odzi oici oido oiii oipc oobi oocr oodi ooid oooo oord oozi opic opii opio opo- opor oppi oppo orbb orbi orbo orci orco ordo ori- oric orid orio oro- oror oroz orpc orpi orri orro orzo ozd pbcc pboc pcbc pccc pcip pcod pcpb pcpp pcrc pcrd pdci pdcp pdic pdoc pdpr pdrc pibb pibi picc pici pico picr pido piip piob pioz pipi pipo pipp pirc piri piro pirr pobo pocd poco pod- podd podi podo poid poio pood poop poor pop- popc popi popo popp porb porc pori poro porr porz pozo ppcc ppcd ppci ppib ppic ppid ppod pppd pppo pppp pprc prbc prcc prcd prcp pri- prid prii pro- prob proc prod proo prop proz prpd prrd prri rbbb rbbr rcbc rcbo rccb rccc rcdc rcic rcid rcpd rcpi rcpo rcrd rdbp rdio rdoc rdpc rib- ribo ricc rico ridc ridd ridi rido rioz ripd ripi ripp ripr riri rizi rizz rob- robb robi robo rocc roco rodd rodi rodo roid roio roir roiz roob rood rooi roop roor rooz ropo rorc rori roro rozi rozz rpdp rpii