-al -er -ic a-a a-c a-i aaa aac aae aai aak aal aar ac- aca acc ace aci ack acl acr aea aec aee aei aek ael aer ai- aia aic aie aii aik ail air aka akc ake aki akk akl akr al- ala alc ale ali alk all alr ar- ara arc are ari ark arl arr c-- caa cac cae cai cak cal car cca ccc cce cci cck ccl ccr ce- cea cec cee cei cek cel cer ci- cia cic cie cii cik cil cir cka ckc cki cl- cla clc cle cli clk cll clr cra crc cre cri crk crl crr eaa eac eae eai eak eal ear ec- eca ecc ece eci eck ecl ecr eea eec eee eek eel eer eia eic eie eii eik eil eir eka ekc eke eki ekl ekr ela elc ele eli elk ell elr era erc ere eri erk erl err ia- iaa iac iae iai ial iar ica icc ice ici ick icl icr ie- iea iec iee iei iek iel ier iia iic iie iii iil iir ika ikc ike iki ikk ikl ikr il- ila ilc ile ili ilk ill ilr ir- ira irc ire iri irk irl irr ka- kaa kac kae kai kak kal kar kca kcc kce kci kck kcl kcr ke- kea kec kee kei kek kel ker kia kic kie kii kik kil kir kkc kke kki kkk kkl kkr kl- kla klc kli klr kra krc kri krk krl krr la- laa lac lae lai lak lal lar lca lcc lce lci lck lcl lcr lea lec lee lei lek lel ler lia lic lie lii lik lil lir lka lkl lkr lla llc lle lli llk lll llr lra lrc lri lrk lrr ra- raa rac rae rai rak ral rar rca rcc rce rci rcl rcr re- rea rec ree rei rek rel rer ria ric rie rii rik ril rir rkc rke rkk rla rlc rle rli rll rlr rra rrc rri rrk rrl rrr