-ic -ol b-u bbb bbc bbf bbi bbk bbl bbm bbn bbo bbs bbt bbu bcb bcc bcf bci bck bcl bcm bcn bco bcs bct bcu bfb bfc bff bfi bfl bfm bfn bfo bfs bft bfu bi- bib bic bif bii bik bil bim bin bio bis bit biu bkb bkc bkf bkk bkl bkm bkn bko bks bkt blb blc blf bli blk bll blm bln blo bls blt blu bmb bmc bmf bmi bmk bml bmm bmn bmo bms bmt bmu bnb bnc bnf bni bnk bnl bnn bno bns bnt bnu bob boc bof boi bok bol bom bon boo bos bot bou bsb bsc bsf bsi bsk bsl bsm bsn bso bss bst bsu btb btc btf bti btk btl btm btn bto bts btt btu bub buc buf bui buk bul bum bun buo bus but buu c-- cbb cbc cbf cbi cbk cbl cbm cbn cbo cbs cbt cbu ccb ccc ccf cci cck ccl ccm ccn cco ccs cct ccu cfb cfc cff cfi cfk cfl cfm cfn cfo cfs cft cfu ci- cib cic cif cii cik cil cim cin cio cis cit ciu ckb ckc cki ckm cko cks ckt cl- clb clc clf cli clk cll clm cln clo cls clt clu cmb cmc cmf cmi cmk cml cmm cmn cmo cms cmt cmu cn- cnb cnc cnf cni cnl cnm cnn cno cns cnt cnu co- cob coc cof coi cok col com con coo cos cot cou csb csc csf csi csk csl csm csn cso css cst csu ctb ctc ctf cti ctk ctl ctm ctn cto cts ctt ctu cub cuc cuf cui cuk cul cum cun cuo cus cut cuu fbb fbc fbf fbi fbk fbl fbm fbn fbo fbs fbt fbu fcb fcc fcf fci fck fcl fcm fcn fco fcs fct fcu ffc fff ffi ffk ffl ffm ffn ffo ffs fft ffu fib fic fif fii fik fil fim fin fis fit fiu fkb fkc fkf fki fkk fkl fkm fkt flb flc flf fli fll flm fln flo fls flt flu fmb fmc fmf fmi fml fmm fmn fmo fms fmt fmu fnb fnc fnf fni fnk fnl fnm fnn fns fnt fnu fob foc fof foi fok fol fom fon foo fos fot fou fsb fsc fsf fsi fsk fsl fsm fsn fso fss fst fsu ftb ftc ftf fti ftk ftl ftm ftn fto fts ftt ftu fub fuf fui fuk ful fum fun fuo fus fut fuu i-f ibb ibc ibf ibi ibk ibl ibm ibn ibo ibs ibt ibu icb icc icf ici ick icl icm icn ico ics ict icu ifb ifc iff ifi ifl ifm ifn ifo ifs ift ifu iib iic iif iii iil iim iin iio iis iit iiu ikb ikc ikf iki ikk ikl iko iks ikt iku il- ilb ilc ilf ili ilk ill ilm iln ilo ils ilt ilu im- imb imc imf imi iml imm imn imo ims imt imu in- inb inc inf ini ink inl inm inn ino ins int inu io- iob ioc iof ioi iol iom ion ioo ios iot iou is- isb isc isf isi isk isl ism isn iso iss ist isu itb itc itf iti itk itl itm itn ito its itt itu iu- iub iuc iui ium ius iut k-t kbb kbc kbf kbi kbk kbl kbm kbn kbo kbs kbu kcb kcc kci kck kcl kcm kcn kcs kct kcu kfc kff kfi kfm kfo kfs kfu kib kic kif kii kik kil kim kin kio kis kit kiu kkb kkc kki kkk kkl kkm kkn kks kkt kku kl- klb klc klf kli klm klo kls klt klu kmb kmc kmf kmi kmk kml kmm kmo kms kmt kmu kn- knc knf kni knk knl knm knn kno knt knu kob koc kof koi kok kol kom kon koo kos kot kou ksb ksc ksf ksi ksk ksl ksm ksn kso kss kst ksu ktb ktc ktf ktk ktl ktm ktn kto kts ktt ktu kub kuc kui kuk kul kum kun kus kut kuu lbb lbc lbf lbi lbk lbl lbm lbo lbs lbt lbu lcb lcc lcf lci lck lcl lcm lcn lco lcs lct lcu lfb lfc lff lfi lfk lfl lfm lfn lfo lfs lft lfu lib lic lif lii lik lil lim lin lio lis lit liu lkb lkl lks lkt llb llc llf lli llk lll llm lln llo lls llt llu lmb lmc lmf lmi lmk lml lmm lmn lmo lms lmt lmu lnb lnc lni lnk lnl lnm lnn lno lns lnt lnu lob loc lof loi lok lol lom lon loo los lot lou lsb lsc lsf lsi lsk lsl lsm lsn lso lss lst lsu ltb ltc ltf lti ltk ltl ltm lto lts ltt ltu lub luc luf lui luk lul lum lun luo lus lut luu m-f m-o mbb mbc mbf mbi mbk mbl mbm mbo mbs mbt mbu mc- mcb mcc mcf mci mck mcl mcm mcn mco mcs mct mcu mfb mfc mff mfi mfl mfm mfn mfo mfs mft mfu mi- mib mic mif mii mik mil mim min mio mis mit miu mkb mkc mkk mkl mkm mkn mko mks mkt mku mlb mlc mlf mli mlk mll mlm mln mlo mls mlt mlu mmb mmc mmf mmi mmk mml mmm mmn mmo mms mmt mmu mnb mnc mnf mni mnk mnl mnm mnn mno mns mnt mnu mob moc mof moi mok mol mom mon moo mos mot mou msb msc msf msi msk msl msm msn mso mss mst msu mtb mtc mtf mti mtk mtl mtm mtn mto mts mtt mtu mub muc muf mui muk mul mum mun mus mut muu n-i nbb nbc nbf nbi nbk nbl nbm nbn nbo nbs nbt nbu ncb ncc ncf nci nck ncl ncm ncn nco ncs nct ncu nfb nfc nff nfi nfk nfl nfn nfo nfs nft nfu