-al -ic a-a a-c a-i aaa aac aad aae aaf aai aak aal ac- aca acc acd ace acf aci ack acl ad- ada adc add ade adf adi adk adl aea aec aed aee aef aei aek ael af- afa afc afd afe aff afi afk afl ai- aia aic aid aie aif aii aik ail aka akc akd ake aki akk akl al- ala alc ald ale alf ali alk all c-- caa cac cad cae caf cai cak cal cca ccc ccd cce ccf cci cck ccl cda cdc cdd cde cdf cdi cdk cdl ce- cea cec ced cee cef cei cek cel cfa cfc cfd cfe cff cfi cfk cfl ci- cia cic cid cie cif cii cik cil cka ckc ckd cki cl- cla clc cld cle clf cli clk cll daa dac dad dae daf dai dak dal dca dcc dcd dce dcf dci dck dcl dda ddc ddd dde ddf ddi ddk ddl de- dea dec ded dee def dei dek del dfa dfc dfd dfe dff dfi dfk dfl di- dia dic did die dif dii dik dil dka dkc dke dki dkk dkl dl- dla dlc dld dle dlf dli dlk dll eaa eac ead eae eaf eai eak eal ec- eca ecc ecd ece ecf eci eck ecl ed- eda edc edd ede edf edi edk edl eea eec eed eee eef eek eel ef- efa efc efd efe eff efi efl eia eic eid eie eif eii eik eil eka ekc ekd eke ekf eki ekl ela elc eld ele elf eli elk ell faa fac fad fae faf fai fak fal fca fcc fcd fce fcf fci fck fcl fda fdc fdd fde fdf fdi fdk fdl fea fec fed fee fef fei fek fel ffa ffc ffd ffe fff ffi ffk ffl fia fic fid fie fif fii fik fil fka fkc fkf fki fkk fkl fla flc fld fle flf fli fll i-d i-f ia- iaa iac iad iae iaf iai ial ica icc icd ice icf ici ick icl ida idc idd ide idf idi idk idl ie- iea iec ied iee ief iei iek iel ifa ifc ifd ife iff ifi ifl iia iic iid iie iif iii iil ika ikc ike ikf iki ikk ikl il- ila ilc ild ile ilf ili ilk ill ka- kaa kac kad kae kaf kai kak kal kca kcc kcd kce kci kck kcl kda kdc kde kdf kdk kdl ke- kea kec ked kee kef kei kek kel kfa kfc kfd kff kfi kia kic kid kie kif kii kik kil kkc kke kki kkk kkl kl- kla klc kld klf kli la- laa lac lad lae laf lai lak lal lca lcc lcd lce lcf lci lck lcl lda ldc ldd lde ldf ldi ldk ldl lea lec led lee lef lei lek lel lfa lfc lfd lfe lff lfi lfk lfl lia lic lid lie lif lii lik lil lka lkl lla llc lld lle llf lli llk lll