-ic c-- ccc cce ccf cci cck ccs ccu ccx ce- cec cee cef cei cek ceq ces ceu cex cfc cfe cff cfi cfk cfq cfs cfu cfx ci- cic cie cif cii cik ciq cis ciu cix ckc cki cks ckx cqc cqf cqi cqs csc cse csf csi csk csq css csu csx cuc cue cuf cui cuk cuq cus cuu cxc cxf cxi cxk cxs cxx ec- ecc ece ecf eci eck ecq ecs ecu ecx eec eee eef eek ees eex ef- efc efe eff efi efs efx eic eie eif eii eik eis eiu eix ekc eke ekf eki eks eku eqe eqf eqq eqs equ es- esc ese esf esi esk esq ess esu esx eu- euc eue euf eui eus eux ex- exc exe exi exs exu exx fcc fce fcf fci fck fcs fcu fcx fec fee fef fei fek fes feu fex ffc ffe fff ffi ffk ffs ffu ffx fic fie fif fii fik fiq fis fiu fix fkc fkf fki fkk fqx fsc fse fsf fsi fsk fsq fss fsu fsx fue fuf fui fuk fus fuu fux fxe fxi fxs fxu fxx i-f icc ice icf ici ick icq ics icu ie- iec iee ief iei iek ies iex ifc ife iff ifi ifs ifu ifx iic iie iif iii iis iiu iix ikc ike ikf iki ikk iks iku ikx iqc iqe iqs iqu is- isc ise isf isi isk isq iss isu iu- iuc iue iui ius ixc ixe ixi kcc kce kci kck kcs kcu kcx ke- kec kee kef kei kek kes kex kfc kff kfi kfs kfu kfx kic kie kif kii kik kis kiu kix kkc kke kki kkk kks kku ksc kse ksf ksi ksk kss ksu kuc kue kui kuk kus kuu qcc qci qcs qec qee qef qex qfc qfe qff qfi qfs qfx qic qie qik qis qiu qix qki qqk qqq qqu qsc qsi qu- que qui qus qux qxe scc sce scf sci sck scs scu scx se- sec see sef sei sek seq ses seu sex sfc sfe sff sfi sfk sfs sfu sfx sic sie sif sii sik siq sis siu six sk- skc ske skf ski skk skq sks sku skx sqi sqq sqs sqx ss- ssc sse ssf ssi ssk ssq sss ssu ssx suc sue suf sui suk suq sus suu sux sxc sxi sxs sxu ucc uce ucf uci uck ucs ucu uec uee uef uei ues ufc ufe uff ufi ufs ufu ufx uic uie uif uii uiq uis uiu ukc uke ukf uki ukk uku usc use usf usi usk uss usu usx uuc uue uus uuu uxc uxf uxu xcf xci xcx xee xeq xes xeu xex xfe xfs xfx xic xie xii xis xiu xix xke xks xsc xsi xss xue xui xus xxi xxx