-al -ic a-a a-b a-c a-i a-t aaa aab aac aad aae aai aal aas aat ab- aba abb abc abd abe abi abl abs abt ac- aca acb acc acd ace aci acl acs act ad- ada adb adc add ade adi adl ads adt aea aeb aec aed aee aei ael aes aet ai- aia aib aic aid aie aii ail ais ait al- ala alb alc ald ale ali all als alt as- asa asb asc asd ase asi asl ass ast at- ata atb atc atd ate ati atl ats att baa bab bac bad bae bai bal bas bat bba bbb bbc bbd bbe bbi bbl bbs bbt bca bcb bcc bcd bce bci bcl bcs bct bda bdb bdc bdd bde bdi bdl bds bdt be- bea beb bec bed bee bei bel bes bet bi- bia bib bic bid bie bii bil bis bit bla blb blc bld ble bli bll bls blt bsa bsb bsc bsd bse bsi bsl bss bst bta btb btc btd bte bti btl bts btt c-- caa cab cac cad cae cai cal cas cat cba cbb cbc cbd cbe cbi cbl cbs cbt cca ccb ccc ccd cce cci ccl ccs cct cda cdb cdc cdd cde cdi cdl cds cdt ce- cea ceb cec ced cee cei cel ces cet ci- cia cib cic cid cie cii cil cis cit cl- cla clb clc cld cle cli cll cls clt csa csb csc csd cse csi csl css cst cta ctb ctc ctd cte cti ctl cts ctt daa dab dac dad dae dai dal das dat dba dbb dbc dbd dbe dbi dbl dbs dbt dca dcb dcc dcd dce dci dcl dcs dct dda ddb ddc ddd dde ddi ddl dds ddt de- dea deb dec ded dee dei del des det di- dia dib dic did die dii dil dis dit dl- dla dlb dlc dld dle dli dll dls dlt dsa dsb dsc dsd dse dsi dsl dss dst dta dtb dtc dtd dte dti dtl dts dtt eaa eab eac ead eae eai eal eas eat eba ebb ebc ebd ebe ebi ebl ebs ebt ec- eca ecb ecc ecd ece eci ecl ecs ect ed- eda edb edc edd ede edi edl eds edt eea eeb eec eed eee eel ees eet eia eib eic eid eie eii eil eis eit ela elb elc eld ele eli ell els elt es- esa esb esc esd ese esi esl ess est eta etb etc etd ete eti etl ets ett i-d ia- iaa iab iac iad iae iai ial ias iat iba ibb ibc ibd ibe ibi ibl ibs ibt ica icb icc icd ice ici icl ics ict ida idb idc idd ide idi idl ids idt ie- iea iec ied iee iei iel ies iet iia iib iic iid iie iii iil iis iit il- ila ilb ilc ild ile ili ill ils ilt is- isa isb isc isd ise isi isl iss ist ita itb itc itd ite iti itl its itt la- laa lab lac lad lae lai lal las lat lba lbb lbc lbd lbe lbi lbl lbs lbt lca lcb lcc lcd lce lci lcl lcs lct lda ldb ldc ldd lde ldi ldl lds ldt lea leb lec led lee lei lel les let lia lib lic lid lie lii lil lis lit lla llb llc lld lle lli lll lls llt lsa lsb lsc lsd lse lsi lsl lss lst lta ltb ltc ltd lte lti ltl lts ltt saa sab sac sad sae sai sal sas sat sba sbb sbc sbd sbe sbi sbl sbs sbt sca scb scc scd sce sci scl scs sct sda sdb sdc sdd sde sdi sdl sds sdt se- sea seb sec sed see sei sel ses set sia sib sic sid sie sii sil sis sit sla slb slc sld sle sli sll sls slt ss- ssa ssb ssc ssd sse ssi ssl sss sst sta stb stc std ste sti stl sts stt taa tab tac tad tae tai tal tas tat tba tbb tbc tbd tbe tbi tbl tbs tbt tca tcb tcc tcd tce tci tcl tcs tct tda tdb tdc tdd tde tdi tdl tds tdt te- tea teb tec ted tee tei tel tes tet tia tib tic tid tie tii til tis tit tla tlc tld tle tli tll tls tlt tsa tsb tsc tsd tse tsi tsl tss tst tta ttb ttc ttd tte tti ttl tts ttt