-al -er a-a a-b a-c aaa aab aac aae aaj aal aam aar aas ab- aba abb abc abe abj abl abm abr abs ac- aca acb acc ace acj acl acm acr acs aea aeb aec aee aej ael aem aer aes aja ajb ajc aje ajj ajl ajm ajr ajs al- ala alb alc ale alj all alm alr als ama amb amc ame aml amm amr ams ar- ara arb arc are arj arl arm arr ars as- asa asb asc ase asj asl asm asr ass baa bab bac bae baj bal bam bar bas bba bbb bbc bbe bbl bbm bbr bbs bca bcb bcc bce bcj bcl bcm bcr bcs be- bea beb bec bee bel bem ber bes bja bjc bjj bjm bjr bjs bla blb blc ble blj bll blm blr bls bma bmb bmc bme bmj bml bmm bmr bms bra brb bre brj brl brm brr brs bsa bsb bsc bse bsj bsl bsm bsr bss c-- c-j caa cab cac cae caj cal cam car cas cba cbb cbc cbe cbj cbl cbm cbr cbs cca ccb ccc cce ccj ccl ccm ccr ccs ce- cea ceb cec cee cej cel cem cer ces cja cjb cjc cjr cjs cl- cla clb clc cle clj cll clm clr cls cma cmb cmc cme cmj cml cmm cmr cms cra crb crc cre crj crl crm crr crs csa csb csc cse csj csl csm csr css eaa eab eac eae eaj eal eam ear eas eba ebb ebc ebe ebj ebl ebm ebr ebs ec- eca ecb ecc ece ecj ecl ecm ecr ecs eea eeb eec eee eel eem eer ees eja ejc ejl ela elb elc ele ell elm elr els em- ema emb emc eme eml emm emr ems era erb erc ere erl erm err ers es- esa esb esc ese esl esm esr ess jaa jab jac jae jaj jal jam jar jas jba jbc jbj jbl jbm jbr jbs jca jcb jcc jce jcl jcm jcr jcs jea jeb jec jee jej jel jem jer jes jja jjb jjc jjj jjl jjr jjs jla jlb jlc jle jll jlm jlr jls jma jmb jmc jme jmj jml jmm jmr jms jra jrb jrc jrl jrm jrr jrs jsa jsb jsc jse jsj jsl jsm jsr jss la- laa lab lac lae laj lal lam lar las lba lbb lbc lbe lbj lbl lbm lbr lbs lca lcb lcc lce lcj lcl lcm lcr lcs lea leb lec lee lej lel lem ler les lje ljj ljm ljs lla llb llc lle llj lll llm llr lls lma lmb lmc lme lmj lml lmm lmr lms lra lrb lrc lrm lrr lrs lsa lsb lsc lse lsj lsl lsm lsr lss m-r maa mab mac mae maj mal mam mar mas mba mbb mbc mbe mbj mbl mbm mbr mbs mc- mca mcb mcc mce mcl mcm mcr mcs mea meb mec mee mej mel mem mer mes mjb mjc mje mjj mjl mjm mjr mjs mla mlb mlc mle mll mlm mlr mls mma mmb mmc mme mmj mml mmm mmr mms mra mrb mrc mre mrj mrl mrm mrr mrs msa msb msc mse msj msl msm msr mss ra- raa rab rac rae raj ral ram rar ras rba rbb rbc rbe rbl rbm rbr rbs rca rcb rcc rce rcj rcl rcm rcr rcs re- rea reb rec ree rel rem rer res rja rjc rjm rjr rla rlc rle rll rlm rlr rls rma rmb rmc rme rml rmm rmr rms rra rrb rrc rrl rrm rrr rrs rsa rsb rsc rse rsj rsl rsm rsr rss saa sab sac sae saj sal sam sar sas sba sbb sbc sbe sbj sbl sbm sbr sbs sca scb scc sce scj scl scm scr scs se- sea seb sec see sej sel sem ser ses sja sjb sjc sje sjj sjm sjr sjs sla slb slc sle slj sll slm slr sls sma smb smc sme sml smm smr sms sr- sra srb src sre srj srl srm srr srs ss- ssa ssb ssc sse ssj ssl ssm ssr sss