-al -er -ic a-a a-b a-c a-i aaa aab aac aae aai aal aam aar ab- aba abb abc abe abi abl abm abr ac- aca acb acc ace aci acl acm acr aea aeb aec aee aei ael aem aer ai- aia aib aic aie aii ail aim air al- ala alb alc ale ali all alm alr ama amb amc ame ami aml amm amr ar- ara arb arc are ari arl arm arr baa bab bac bae bai bal bam bar bba bbb bbc bbe bbi bbl bbm bbr bca bcb bcc bce bci bcl bcm bcr be- bea beb bec bee bei bel bem ber bi- bia bib bic bie bii bil bim bir bla blb blc ble bli bll blm blr bma bmb bmc bme bmi bml bmm bmr bra brb bre bri brl brm brr c-- caa cab cac cae cai cal cam car cba cbb cbc cbe cbi cbl cbm cbr cca ccb ccc cce cci ccl ccm ccr ce- cea ceb cec cee cei cel cem cer ci- cia cib cic cie cii cil cim cir cl- cla clb clc cle cli cll clm clr cma cmb cmc cme cmi cml cmm cmr cra crb crc cre cri crl crm crr eaa eab eac eae eai eal eam ear eba ebb ebc ebe ebi ebl ebm ebr ec- eca ecb ecc ece eci ecl ecm ecr eea eeb eec eee eel eem eer eia eib eic eie eii eil eim eir ela elb elc ele eli ell elm elr em- ema emb emc eme emi eml emm emr era erb erc ere eri erl erm err ia- iaa iab iac iae iai ial iam iar iba ibb ibc ibe ibi ibl ibm ibr ica icb icc ice ici icl icm icr ie- iea iec iee iei iel iem ier iia iib iic iie iii iil iim iir il- ila ilb ilc ile ili ill ilm ilr im- ima imb imc ime imi iml imm ir- ira irb irc ire iri irl irm irr la- laa lab lac lae lai lal lam lar lba lbb lbc lbe lbi lbl lbm lbr lca lcb lcc lce lci lcl lcm lcr lea leb lec lee lei lel lem ler lia lib lic lie lii lil lim lir lla llb llc lle lli lll llm llr lma lmb lmc lme lmi lml lmm lmr lra lrb lrc lri lrm lrr m-r maa mab mac mae mai mal mam mar mba mbb mbc mbe mbi mbl mbm mbr mc- mca mcb mcc mce mci mcl mcm mcr mea meb mec mee mei mel mem mer mi- mia mib mic mie mii mil mim mir mla mlb mlc mle mli mll mlm mlr mma mmb mmc mme mmi mml mmm mmr mra mrb mrc mre mri mrl mrm mrr ra- raa rab rac rae rai ral ram rar rba rbb rbc rbe rbi rbl rbm rbr rca rcb rcc rce rci rcl rcm rcr re- rea reb rec ree rei rel rem rer ria rib ric rie rii ril rim rir rla rlc rle rli rll rlm rlr rma rmb rmc rme rmi rml rmm rmr rra rrb rrc rri rrl rrm rrr