-ic -ol b-p bbb bbc bbi bbl bbo bbp bbr bbs bbt bcb bcc bci bcl bco bcp bcr bcs bct bi- bib bic bii bil bio bip bir bis bit blb blc bli bll blo blp blr bls blt bob boc boi bol boo bop bor bos bot bpb bpc bpi bpl bpo bpp bpr bps bpt brb bri brl bro brp brr brs brt bsb bsc bsi bsl bso bsp bsr bss bst btb btc bti btl bto btp btr bts btt c-- cbb cbc cbi cbl cbo cbp cbr cbs cbt ccb ccc cci ccl cco ccp ccr ccs cct ci- cib cic cii cil cio cip cir cis cit cl- clb clc cli cll clo clp clr cls clt co- cob coc coi col coo cop cor cos cot cpb cpc cpi cpl cpo cpp cpr cps cpt crb crc cri crl cro crp crr crs crt csb csc csi csl cso csp csr css cst ctb ctc cti ctl cto ctp ctr cts ctt ibb ibc ibi ibl ibo ibp ibr ibs ibt icb icc ici icl ico icp icr ics ict iib iic iii iil iio iip iir iis iit il- ilb ilc ili ill ilo ilp ilr ils ilt io- iob ioc ioi iol ioo iop ior ios iot ipb ipc ipi ipl ipo ipp ipr ips ipt ir- irb irc iri irl iro irp irr irs irt is- isb isc isi isl iso isp isr iss ist itb itc iti itl ito itp its itt l-p lbb lbc lbi lbl lbo lbp lbr lbs lbt lcb lcc lci lcl lco lcp lcr lcs lct lib lic lii lil lio lip lir lis lit llb llc lli lll llo llp llr lls llt lob loc loi lol loo lop lor los lot lpb lpc lpi lpl lpo lpp lpr lps lpt lrb lrc lri lro lrp lrr lrs lrt lsb lsc lsi lsl lso lsp lsr lss lst ltb ltc lti ltl lto ltp ltr lts ltt o-i ob- obb obc obi obl obo obp obr obs obt oc- ocb occ oci ocl oco ocp ocr ocs oct oib oic oii oil oio oip oir ois oit olb olc oli oll olo olp ols olt oo- oob ooc ooi ool ooo oop oor oos oot op- opb opc opi opl opo opp opr ops opt or- orb orc ori orl oro orp orr ors ort os- osb osc osi osl oso osp osr oss ost ot- otb otc oti otl oto otp otr ots ott p-p pbb pbc pbi pbl pbo pbp pbr pbs pbt pcb pcc pci pcl pco pcp pcr pcs pct pib pic pii pil pio pip pir pis pit plb plc pli pll plo plp plr pls plt pob poc poi pol poo pop por pos pot ppb ppc ppi ppl ppo ppp ppr pps ppt prb prc pri prl pro prp prr prs prt ps- psb psc psi psl pso psp psr pss pst pt- ptb ptc pti ptl pto ptp ptr pts ptt rbb rbc rbi rbl rbo rbp rbr rbs rbt rcb rcc rci rcl rco rcp rcr rcs rct rib ric rii ril rio rip rir ris rit rlc rli rll rlo rlp rlr rls rlt rob roc roi rol roo rop ror ros rot rpb rpc rpi rpl rpo rpp rpr rps rpt rrb rrc rri rrl rrp rrr rrs rrt rsb rsc rsi rsl rso rsp rsr rss rst rtb rtc rti rtl rto rtp rtr rts rtt sbb sbc sbi sbl sbo sbp sbr sbs sbt scb scc sci scl sco scp scr scs sct sib sic sii sil sio sip sir sis sit slb slc sli sll slo slp slr sls slt sob soc soi sol soo sop sor sos sot spb spc spi spl spo spp spr sps spt sr- srb src sri srl sro srp srr srs srt ss- ssb ssc ssi ssl sso ssp ssr sss sst stb stc sti stl sto stp str sts stt tbb tbc tbi tbl tbo tbp tbr tbs tbt tcb tcc tci tcl tco tcp tcr tcs tct tib tic tii til tio tip tir tis tit tlc tli tll tlo tlp tlr tls tlt to- tob toc toi tol too top tor tos tot tpb tpc tpi tpl tpo tpp tpr tps tpt trb trc tri trl tro trp trr trs trt tsb tsc tsi tsl tso tsp tsr tss tst ttb ttc tti ttl tto ttp ttr tts ttt

bbbb bbbs bbci bblb bbls bbpr bbrc bcbc bcbp bcbs bccc bcci bccl bccs bcis bcit bcor bcos bcpl bcpp bcps bcrs bcsc bcsl bcss bctc bcts bibb bibi bibl bibo bibs bicc bici bico bics biis bili bill bilo bils bilt bio- bioc bioi biol bios biot bipp bips birb biri birl biro birr birs birt bis- bisc bisl biso bisp biss bist bitc bito bits bitt blbt blic blio blip blir blis blit blls blob bloc bloo blop blot blrc blsp blss blst blts bobb bobi bobo bobs boco bocs boi- boii boil bois boit boli boll bolo bols bolt boob booc bool boop boor boos boot bopp bops bor- bori boro borr bors bort bosc bosi boso boss bost botb boti boto bots bott bpcp bpot bprc bpti brcb bric bril brio bris brit brlp brls brob broc brol broo bror bros brot brrr brrs brsb brsr brst brtc bsci bscp bscs bsic bslc bsos bspp bspr bssc bsts btbp btcc btcl btcs btlp btob btor btps btrc btrt btss bttb c-bo cbbc cbbs cbcc cbcl cbcp cbcr cbcs cbct cbir cbit cblb cblc cbol cbot cbpc cbpp cbrl cbrt cbsc cbsi cbtc cbtl ccbc cccb cccc ccci cccl cccp cccs ccic ccii ccil ccip ccir ccis cclc ccli ccls ccob ccoc ccpl ccpp ccpr ccps ccrc ccri ccrl ccrp ccrs ccrt ccsi ccsl ccsp ccss ccst cctb cctc cctl cctt cibc cibi cibo cicc cici cico cicr cics cict ciii ciis ciit cili cill cilo cilp cils