-al -er -ic a-a a-b a-c a-i aaa aab aac aae aai aal aar ab- aba abb abc abe abi abl abr ac- aca acb acc ace aci acl acr aea aeb aec aee aei ael aer ai- aia aib aic aie aii ail air al- ala alb alc ale ali all alr ar- ara arb arc are ari arl arr baa bab bac bae bai bal bar bba bbb bbc bbe bbi bbl bbr bca bcb bcc bce bci bcl bcr be- bea beb bec bee bei bel ber bi- bia bib bic bie bii bil bir bla blb blc ble bli bll blr bra brb bre bri brl brr c-- caa cab cac cae cai cal car cba cbb cbc cbe cbi cbl cbr cca ccb ccc cce cci ccl ccr ce- cea ceb cec cee cei cel cer ci- cia cib cic cie cii cil cir cl- cla clb clc cle cli cll clr cra crb crc cre cri crl crr eaa eab eac eae eai eal ear eba ebb ebc ebe ebi ebl ebr ec- eca ecb ecc ece eci ecl ecr eea eeb eec eee eel eer eia eib eic eie eii eil eir ela elb elc ele eli ell elr era erb erc ere eri erl err ia- iaa iab iac iae iai ial iar iba ibb ibc ibe ibi ibl ibr ica icb icc ice ici icl icr ie- iea iec iee iei iel ier iia iib iic iie iii iil iir il- ila ilb ilc ile ili ill ilr ir- ira irb irc ire iri irl irr la- laa lab lac lae lai lal lar lba lbb lbc lbe lbi lbl lbr lca lcb lcc lce lci lcl lcr lea leb lec lee lei lel ler lia lib lic lie lii lil lir lla llb llc lle lli lll llr lra lrb lrc lri lrr ra- raa rab rac rae rai ral rar rba rbb rbc rbe rbi rbl rbr rca rcb rcc rce rci rcl rcr re- rea reb rec ree rei rel rer ria rib ric rie rii ril rir rla rlc rle rli rll rlr rra rrb rrc rri rrl rrr