-al -ic -ol a-a a-b a-c a-i aaa aab aac aae aaf aai aal aao aas aau ab- aba abb abc abe abf abi abl abo abs abu ac- aca acb acc ace acf aci acl aco acs acu aea aeb aec aee aef aei ael aeo aes aeu af- afa afb afc afe aff afi afl afo afs afu ai- aia aib aic aie aif aii ail aio ais aiu al- ala alb alc ale alf ali all alo als alu aoa aob aoc aoe aof aoi aol aoo aos aou as- asa asb asc ase asf asi asl aso ass asu au- aua aub auc aue auf aui aul auo aus b-u baa bab bac bae baf bai bal bao bas bau bba bbb bbc bbe bbf bbi bbl bbo bbs bbu bca bcb bcc bce bcf bci bcl bco bcs bcu be- bea beb bec bee bef bei bel beo bes beu bfa bfb bfc bfe bff bfi bfl bfo bfs bfu bi- bia bib bic bie bif bii bil bio bis biu bla blb blc ble blf bli bll blo bls blu boa bob boc boe bof boi bol boo bos bou bsa bsb bsc bse bsf bsi bsl bso bss bsu bua bub buc bue buf bui bul buo bus buu c-- caa cab cac cae caf cai cal cao cas cau cba cbb cbc cbe cbf cbi cbl cbo cbs cbu cca ccb ccc cce ccf cci ccl cco ccs ccu ce- cea ceb cec cee cef cei cel ceo ces ceu cfa cfb cfc cfe cff cfi cfl cfo cfs cfu ci- cia cib cic cie cif cii cil cio cis ciu cl- cla clb clc cle clf cli cll clo cls clu co- coa cob coc coe cof coi col coo cos cou csa csb csc cse csf csi csl cso css csu cua cub cuc cue cuf cui cul cuo cus cuu eaa eab eac eae eaf eai eal eao eas eau eba ebb ebc ebe ebf ebi ebl ebo ebs ebu ec- eca ecb ecc ece ecf eci ecl eco ecs ecu eea eeb eec eee eef eel eeo ees ef- efa efb efc efe eff efi efl efo efs eia eib eic eie eif eii eil eio eis eiu ela elb elc ele elf eli ell elo els elu eo- eoa eob eoc eoe eof eoi eol eoo eos eou es- esa esb esc ese esf esi esl eso ess esu eu- eua eub euc eue euf eui eul eus faa fab fac fae faf fai fal fao fas fau fba fbb fbc fbe fbf fbi fbl fbo fbs fbu fca fcb fcc fce fcf fci fcl fco fcs fcu fea feb fec fee fef fei fel feo fes feu ffa ffc ffe fff ffi ffl ffo ffs ffu fia fib fic fie fif fii fil fis fiu fla flb flc fle flf fli fll flo fls flu foa fob foc foe fof foi fol foo fos fou fsa fsb fsc fse fsf fsi fsl fso fss fsu fua fub fue fuf fui ful fuo fus fuu i-f ia- iaa iab iac iae iaf iai ial iao ias iau iba ibb ibc ibe ibf ibi ibl ibo ibs ibu ica icb icc ice icf ici icl ico ics icu ie- iea iec iee ief iei iel ies ifa ifb ifc ife iff ifi ifl ifo ifs ifu iia iib iic iie iif iii iil iio iis iiu il- ila ilb ilc ile ilf ili ill ilo ils ilu io- ioa iob ioc ioe iof ioi iol ioo ios iou is- isa isb isc ise isf isi isl iso iss isu iu- iua iub iuc iue iui ius la- laa lab lac lae laf lai lal lao las lau lba lbb lbc lbe lbf lbi lbl lbo lbs lbu lca lcb lcc lce lcf lci lcl lco lcs lcu lea leb lec lee lef lei lel leo les leu lfa lfb lfc lfe lff lfi lfl lfo lfs lfu lia lib lic lie lif lii lil lio lis liu lla llb llc lle llf lli lll llo lls llu loa lob loc loe lof loi lol loo los lou lsa lsb lsc lse lsf lsi lsl lso lss lsu lua lub luc lue luf lui lul luo lus luu o-i oaa oab oac oae oaf oai oal oao oas oau ob- oba obb obc obe obf obi obl obo obs obu oc- oca ocb occ ocf oci ocl oco ocs ocu oea oeb oec oee oef oei oel oeo oes of- ofa ofb ofc ofe off ofi ofl ofo ofs ofu oia oib oic oie oif oii oil oio ois oiu ola olb olc ole olf oli oll olo ols olu oo- ooa oob ooc oof ooi ool ooo oos os- osa osb osc ose osf osi osl oso oss osu ou- oua ouc oue ouf oui oul ouo ous saa sab sac sae saf sai sal sao sas sau sba sbb sbc sbe sbf sbi sbl sbo sbs sbu sca scb scc sce scf sci scl sco scs scu se- sea seb sec see sef sei sel seo ses seu sfa sfb sfc sfe sff sfi sfl sfo sfs sfu sia sib sic sie sif sii sil sio sis siu sla slb slc sle slf sli sll slo sls slu soa sob soc soe sof soi sol soo sos sou ss- ssa ssb ssc sse ssf ssi ssl sso sss ssu sua sub suc sue suf sui sul suo sus suu ua- uaa uab uac uae uaf uai ual uao uas uau uba ubb ubc ube ubf ubi ubl ubo ubs ubu uca ucb ucc uce ucf uci ucl uco ucs ucu uea ueb uec uee uef uei uel ues ufa ufc ufe uff ufi ufl ufo ufs ufu uia uib uic uie uif uii uil uio uis uiu ula ulb ulc ule ulf uli ull ulo uls ulu uoa uob uoc uoe uol uoo uos usa usb usc