-al -ic -ol -up a-a a-b a-c a-i aaa aab aac aae aaf aai aal aan aao aap aas aau ab- aba abb abc abe abf abi abl abn abo abp abs abu ac- aca acb acc ace acf aci acl acn aco acp acs acu aea aeb aec aee aef aei ael aen aeo aep aes aeu af- afa afb afc afe aff afi afl afn afo afp afs afu ai- aia aib aic aie aif aii ail ain aio aip ais aiu al- ala alb alc ale alf ali all aln alo alp als alu an- ana anb anc ane anf ani anl ann ano anp ans anu aoa aob aoc aoe aof aoi aol aon aoo aop aos aou ap- apa apb apc ape apf api apl apn apo app aps apu as- asa asb asc ase asf asi asl asn aso asp ass asu au- aua aub auc aue auf aui aul aun auo aup aus b-p b-u baa bab bac bae baf bai bal ban bao bap bas bau bba bbb bbc bbe bbf bbi bbl bbn bbo bbp bbs bbu bca bcb bcc bce bcf bci bcl bcn bco bcp bcs bcu be- bea beb bec bee bef bei bel ben beo bep bes beu bfa bfb bfc bfe bff bfi bfl bfn bfo bfp bfs bfu bi- bia bib bic bie bif bii bil bin bio bip bis biu bla blb blc ble blf bli bll bln blo blp bls blu bna bnb bnc bne bnf bni bnl bnn bno bnp bns bnu boa bob boc boe bof boi bol bon boo bop bos bou bpa bpb bpc bpe bpf bpi bpl bpn bpo bpp bps bpu bsa bsb bsc bse bsf bsi bsl bsn bso bsp bss bsu bua bub buc bue buf bui bul bun buo bup bus buu c-- caa cab cac cae caf cai cal can cao cap cas cau cba cbb cbc cbe cbf cbi cbl cbn cbo cbp cbs cbu cca ccb ccc cce ccf cci ccl ccn cco ccp ccs ccu ce- cea ceb cec cee cef cei cel cen ceo cep ces ceu cfa cfb cfc cfe cff cfi cfl cfn cfo cfp cfs cfu ci- cia cib cic cie cif cii cil cin cio cip cis ciu cl- cla clb clc cle clf cli cll cln clo clp cls clu cn- cna cnb cnc cne cnf cni cnl cnn cno cnp cns cnu co- coa cob coc coe cof coi col con coo cop cos cou cpa cpb cpc cpe cpf cpi cpl cpn cpo cpp cps cpu csa csb csc cse csf csi csl csn cso csp css csu cua cub cuc cue cuf cui cul cun cuo cup cus cuu eaa eab eac eae eaf eai eal ean eao eap eas eau eba ebb ebc ebe ebf ebi ebl ebn ebo ebp ebs ebu ec- eca ecb ecc ece ecf eci ecl ecn eco ecs ecu eea eeb eec eee eef eel een eeo eep ees ef- efa efb efc efe eff efi efl efo efp efs eia eib eic eie eif eii eil ein eio eip eis eiu ela elb elc ele elf eli ell eln elo elp els elu en- ena enb enc ene enf eni enl enn eno enp ens enu eo- eoa eob eoc eoe eof eoi eol eon eoo eop eos eou ep- epa epb epc epe epf epi epl epn epo epp eps epu es- esa esb esc ese esf esi esl esn eso esp ess esu eu- eua eub euc eue euf eui eul eun eup eus faa fab fac fae faf fai fal fan fao fap fas fau fba fbb fbc fbe fbf fbi fbl fbn fbo fbp fbs fbu fca fcb fcc fce fcf fci fcl fcn fco fcp fcs fcu fea feb fec fee fef fei fel fen feo fep fes feu ffa ffc ffe fff ffi ffl ffn ffo ffp ffs ffu fia fib fic fie fif fii fil fin fip fis fiu fla flb flc fle flf fli fll fln flo flp fls flu fna fnb fnc fne fnf fni fnl fnn fnp fns fnu foa fob foc foe fof foi fol fon foo fop fos fou fpa fpb fpc fpe fpi fpl fpn fpo fpp fps fpu fsa fsb fsc fse fsf fsi fsl fsn fso fsp fss fsu fua fub fue fuf fui ful fun fuo fup fus fuu i-f ia- iaa iab iac iae iaf iai ial ian iao iap ias iau iba ibb ibc ibe ibf ibi ibl ibn ibo ibp ibs ibu ica icb icc ice icf ici icl icn ico icp ics icu ie- iea iec iee ief iei iel ien iep ies ifa ifb ifc ife iff ifi ifl ifn ifo ifp ifs ifu iia iib iic iie iif iii iil iin iio iip iis iiu il- ila ilb ilc ile ilf ili ill iln ilo ilp ils ilu in- ina inb inc ine inf ini inl inn ino inp ins inu io- ioa iob ioc ioe iof ioi iol ion ioo iop ios iou ipa ipb ipc ipe ipf ipi ipl ipn ipo ipp ips ipu is- isa isb isc ise isf isi isl isn iso isp iss isu iu- iua iub iuc iue iui iup ius l-p la- laa lab lac lae laf lai lal lan lao lap las lau lba lbb lbc lbe lbf lbi lbl lbo lbp lbs lbu lca lcb lcc lce lcf lci lcl lcn lco lcp lcs lcu lea leb lec lee lef lei lel len leo lep les leu lfa lfb lfc lfe lff lfi lfl lfn lfo lfp lfs lfu lia lib lic lie lif lii lil lin lio lip lis liu lla llb llc lle llf lli lll lln llo llp lls llu lna lnb lnc lne lni lnl lnn lno lnp lns lnu loa lob loc loe lof loi lol lon loo lop los lou lpa lpb lpc lpe lpf lpi lpl