-al -ic a-a a-b a-c a-i a-t aaa aab aac aad aae aai aak aal aat ab- aba abb abc abd abe abi abk abl abt ac- aca acb acc acd ace aci ack acl act ad- ada adb adc add ade adi adk adl adt aea aeb aec aed aee aei aek ael aet ai- aia aib aic aid aie aii aik ail ait aka akb akc akd ake aki akk akl al- ala alb alc ald ale ali alk all alt at- ata atb atc atd ate ati atl att baa bab bac bad bae bai bak bal bat bba bbb bbc bbd bbe bbi bbk bbl bbt bca bcb bcc bcd bce bci bck bcl bct bda bdb bdc bdd bde bdi bdk bdl bdt be- bea beb bec bed bee bei bek bel bet bi- bia bib bic bid bie bii bik bil bit bka bkb bkc bke bkk bkl bkt bla blb blc bld ble bli blk bll blt bta btb btc btd bte bti btk btl btt c-- caa cab cac cad cae cai cak cal cat cba cbb cbc cbd cbe cbi cbk cbl cbt cca ccb ccc ccd cce cci cck ccl cct cda cdb cdc cdd cde cdi cdk cdl cdt ce- cea ceb cec ced cee cei cek cel cet ci- cia cib cic cid cie cii cik cil cit cka ckb ckc ckd cki ckt cl- cla clb clc cld cle cli clk cll clt cta ctb ctc ctd cte cti ctk ctl ctt daa dab dac dad dae dai dak dal dat dba dbb dbc dbd dbe dbi dbk dbl dbt dca dcb dcc dcd dce dci dck dcl dct dda ddb ddc ddd dde ddi ddk ddl ddt de- dea deb dec ded dee dei dek del det di- dia dib dic did die dii dik dil dit dka dkb dkc dke dki dkk dkl dkt dl- dla dlb dlc dld dle dli dlk dll dlt dta dtb dtc dtd dte dti dtk dtl dtt eaa eab eac ead eae eai eak eal eat eba ebb ebc ebd ebe ebi ebk ebl ebt ec- eca ecb ecc ecd ece eci eck ecl ect ed- eda edb edc edd ede edi edk edl edt eea eeb eec eed eee eek eel eet eia eib eic eid eie eii eik eil eit eka ekb ekc ekd eke eki ekl ekt ela elb elc eld ele eli elk ell elt eta etb etc etd ete eti etk etl ett i-d ia- iaa iab iac iad iae iai ial iat iba ibb ibc ibd ibe ibi ibk ibl ibt ica icb icc icd ice ici ick icl ict ida idb idc idd ide idi idk idl idt ie- iea iec ied iee iei iek iel iet iia iib iic iid iie iii iil iit ika ikb ikc ike iki ikk ikl ikt il- ila ilb ilc ild ile ili ilk ill ilt ita itb itc itd ite iti itk itl itt k-t ka- kaa kab kac kad kae kai kak kal kat kba kbb kbc kbd kbe kbi kbk kbl kca kcb kcc kcd kce kci kck kcl kct kda kdb kdc kde kdk kdl kdt ke- kea keb kec ked kee kei kek kel ket kia kib kic kid kie kii kik kil kit kkb kkc kke kki kkk kkl kkt kl- kla klb klc kld kli klt kta ktb ktc kte ktk ktl ktt la- laa lab lac lad lae lai lak lal lat lba lbb lbc lbd lbe lbi lbk lbl lbt lca lcb lcc lcd lce lci lck lcl lct lda ldb ldc ldd lde ldi ldk ldl ldt lea leb lec led lee lei lek lel let lia lib lic lid lie lii lik lil lit lka lkb lkl lkt lla llb llc lld lle lli llk lll llt lta ltb ltc ltd lte lti ltk ltl ltt taa tab tac tad tae tai tak tal tat tba tbb tbc tbd tbe tbi tbk tbl tbt tca tcb tcc tcd tce tci tck tcl tct tda tdb tdc tdd tde tdi tdk tdl tdt te- tea teb tec ted tee tei tek tel tet tia tib tic tid tie tii tik til tit tka tkb tkc tke tkk tkl tkt tla tlc tld tle tli tlk tll tlt tta ttb ttc ttd tte tti ttk ttl ttt