-ic -ol -up b-p b-u bbb bbc bbd bbi bbk bbl bbn bbo bbp bbr bbs bbt bbu bcb bcc bcd bci bck bcl bcn bco bcp bcr bcs bct bcu bdb bdc bdd bdi bdk bdl bdo bdp bdr bds bdt bdu bi- bib bic bid bii bik bil bin bio bip bir bis bit biu bkb bkc bkk bkl bkn bko bkp bkr bks bkt blb blc bld bli blk bll bln blo blp blr bls blt blu bnb bnc bnd bni bnk bnl bnn bno bnp bnr bns bnt bnu bob boc bod boi bok bol bon boo bop bor bos bot bou bpb bpc bpd bpi bpl bpn bpo bpp bpr bps bpt bpu brb brd bri brk brl brn bro brp brr brs brt bru bsb bsc bsd bsi bsk bsl bsn bso bsp bsr bss bst bsu btb btc btd bti btk btl btn bto btp btr bts btt btu bub buc bud bui buk bul bun buo bup bur bus but buu c-- cbb cbc cbd cbi cbk cbl cbn cbo cbp cbr cbs cbt cbu ccb ccc ccd cci cck ccl ccn cco ccp ccr ccs cct ccu cdb cdc cdd cdi cdk cdl cdn cdo cdp cdr cds cdt cdu ci- cib cic cid cii cik cil cin cio cip cir cis cit ciu ckb ckc ckd cki cko cks ckt cl- clb clc cld cli clk cll cln clo clp clr cls clt clu cn- cnb cnc cnd cni cnl cnn cno cnp cnr cns cnt cnu co- cob coc cod coi cok col con coo cop cor cos cot cou cpb cpc cpd cpi cpk cpl cpn cpo cpp cpr cps cpt cpu crb crc crd cri crk crl crn cro crp crr crs crt cru csb csc csd csi csk csl csn cso csp csr css cst csu ctb ctc ctd cti ctk ctl ctn cto ctp ctr cts ctt ctu cub cuc cud cui cuk cul cun cuo cup cur cus cut cuu dbb dbc dbd dbi dbk dbl dbn dbo dbp dbr dbs dbt dbu dcb dcc dcd dci dck dcl dcn dco dcp dcr dcs dct dcu ddb ddc ddd ddi ddk ddl ddn ddo ddp ddr dds ddt ddu di- dib dic did dii dik dil din dio dip dir dis dit diu dkb dkc dki dkk dkl dko dkp dkr dks dkt dku dl- dlb dlc dld dli dlk dll dlo dlp dlr dls dlt dlu dnb dnc dnd dni dnk dnl dnn dno dnp dnr dns dnt dob doc dod doi dok dol don doo dop dor dos dot dou dpb dpc dpd dpi dpk dpl dpn dpo dpp dpr dps dpt dpu drb drc drd dri drk drl drn dro drp drr drs drt dru dsb dsc dsd dsi dsk dsl dsn dso dsp dsr dss dst dsu dtb dtc dtd dti dtk dtl dtn dto dtp dtr dts dtt dtu dub duc dud dui duk dul dun duo dup dur dus dut i-d ibb ibc ibd ibi ibk ibl ibn ibo ibp ibr ibs ibt ibu icb icc icd ici ick icl icn ico icp icr ics ict icu idb idc idd idi idk idl idn ido idp idr ids idt idu iib iic iid iii iil iin iio iip iir iis iit iiu ikb ikc iki ikk ikl iko ikr iks ikt iku il- ilb ilc ild ili ilk ill iln ilo ilp ilr ils ilt ilu in- inb inc ind ini ink inl inn ino inp inr ins int inu io- iob ioc iod ioi iol ion ioo iop ior ios iot iou ipb ipc ipd ipi ipl ipn ipo ipp ipr ips ipt ipu ir- irb irc ird iri irk irl irn iro irp irr irs irt iru is- isb isc isd isi isk isl isn iso isp isr iss ist isu itb itc itd iti itk itl itn ito itp its itt itu iu- iub iuc iud iui iup iur ius iut k-t kbb kbc kbd kbi kbk kbl kbn kbo kbp kbr kbs kbu kcb kcc kcd kci kck kcl kcn kcp kcr kcs kct kcu kdb kdc kdk kdl kdo kdp kdr kds kdt kdu kib kic kid kii kik kil kin kio kip kir kis kit kiu kkb kkc kki kkk kkl kkn kkp kkr kks kkt kku kl- klb klc kld kli klo klr kls klt klu kn- knc knd kni knk knl knn kno knp knr knt knu kob koc kod koi kok kol kon koo kop kor kos kot kou kpc kpd kpi kpk kpl kpn kpo kpp kpr kps kpt kpu krc krd kri krk krl krn kro krp krr krs krt kru ksb ksc ksd ksi ksk ksl ksn kso ksp ksr kss kst ksu ktb ktc ktk ktl ktn kto ktp ktr kts ktt ktu kub kuc kud kui kuk kul kun kup kur kus kut kuu l-p lbb lbc lbd lbi lbk lbl lbo lbp lbr lbs lbt lbu lcb lcc lcd lci lck lcl lcn lco lcp lcr lcs lct lcu ldb ldc ldd ldi ldk ldl ldn ldo ldp ldr lds ldt ldu lib lic lid lii lik lil lin lio lip lir lis lit liu lkb lkl lkp lkr lks lkt llb llc lld lli llk lll lln llo llp llr lls llt llu lnb lnc lnd lni lnk lnl lnn lno lnp lnr lns lnt lnu lob loc lod loi lok lol lon loo lop lor los lot lou lpb lpc lpd lpi lpk lpl lpn lpo lpp lpr lps lpt lpu lrb lrc lrd lri lrk lrn lro lrp lrr lrs lrt lru lsb lsc lsd lsi lsk lsl lsn lso lsp lsr lss lst lsu ltb ltc ltd lti ltk ltl lto ltp ltr lts ltt ltu lub luc lud lui luk lul lun luo lup lur lus lut luu n-i nbb nbc nbd nbi nbk nbl nbn nbo nbp nbr nbs nbt nbu ncb ncc ncd nci nck ncl