-al -er -ic -ji a-a a-b a-c a-i aaa aab aac aae aai aaj aak aal aam aar ab- aba abb abc abe abi abj abk abl abm abr ac- aca acb acc ace aci acj ack acl acm acr aea aeb aec aee aei aej aek ael aem aer ai- aia aib aic aie aii aik ail aim air aja ajb ajc aje aji ajj ajk ajl ajm ajr aka akb akc ake aki akj akk akl akm akr al- ala alb alc ale ali alj alk all alm alr ama amb amc ame ami amk aml amm amr ar- ara arb arc are ari arj ark arl arm arr baa bab bac bae bai baj bak bal bam bar bba bbb bbc bbe bbi bbk bbl bbm bbr bca bcb bcc bce bci bcj bck bcl bcm bcr be- bea beb bec bee bei bek bel bem ber bi- bia bib bic bie bii bij bik bil bim bir bja bjc bji bjj bjk bjm bjr bka bkb bkc bke bkk bkl bkm bkr bla blb blc ble bli blj blk bll blm blr bma bmb bmc bme bmi bmj bmk bml bmm bmr bra brb bre bri brj brk brl brm brr c-- c-j caa cab cac cae cai caj cak cal cam car cba cbb cbc cbe cbi cbj cbk cbl cbm cbr cca ccb ccc cce cci ccj cck ccl ccm ccr ce- cea ceb cec cee cei cej cek cel cem cer ci- cia cib cic cie cii cij cik cil cim cir cja cjb cjc cjk cjr cka ckb ckc cki ckm cl- cla clb clc cle cli clj clk cll clm clr cma cmb cmc cme cmi cmj cmk cml cmm cmr cra crb crc cre cri crj crk crl crm crr eaa eab eac eae eai eaj eak eal eam ear eba ebb ebc ebe ebi ebj ebk ebl ebm ebr ec- eca ecb ecc ece eci ecj eck ecl ecm ecr eea eeb eec eee eek eel eem eer eia eib eic eie eii eij eik eil eim eir eja ejc eji ejl eka ekb ekc eke eki ekl ekr ela elb elc ele eli elk ell elm elr em- ema emb emc eme emi emk eml emm emr era erb erc ere eri erk erl erm err ia- iaa iab iac iae iai ial iam iar iba ibb ibc ibe ibi ibj ibk ibl ibm ibr ica icb icc ice ici icj ick icl icm icr ie- iea iec iee iei iej iek iel iem ier iia iib iic iie iii iij iil iim iir ija ijb ijc ije iji ijk ijl ijm ika ikb ikc ike iki ikk ikl ikr il- ila ilb ilc ile ili ilk ill ilm ilr im- ima imb imc ime imi iml imm ir- ira irb irc ire iri irj irk irl irm irr j-i jaa jab jac jae jai jaj jak jal jam jar jba jbc jbi jbj jbk jbl jbm jbr jca jcb jcc jce jci jck jcl jcm jcr jea jeb jec jee jei jej jek jel jem jer jia jib jic jie jii jij jil jim jir jja jjb jjc jjj jjk jjl jjr jka jkb jkk jkl jkm jkr jla jlb jlc jle jli jll jlm jlr jma jmb jmc jme jmi jmj jml jmm jmr jra jrb jrc jri jrk jrl jrm jrr ka- kaa kab kac kae kai kaj kak kal kam kar kba kbb kbc kbe kbi kbk kbl kbm kbr kca kcb kcc kce kci kck kcl kcm kcr ke- kea keb kec kee kei kek kel kem ker kia kib kic kie kii kij kik kil kim kir kjb kjc kje kji kjr kkb kkc kke kki kkk kkl kkm kkr kl- kla klb klc kli klm klr kma kmb kmc kme kmi kmj kmk kml kmm kra krc kri krk krl krr la- laa lab lac lae lai laj lak lal lam lar lba lbb lbc lbe lbi lbj lbk lbl lbm lbr lca lcb lcc lce lci lcj lck lcl lcm lcr lea leb lec lee lei lej lek lel lem ler lia lib lic lie lii lij lik lil lim lir lje ljj ljm lka lkb lkl lkr lla llb llc lle lli llj llk lll llm llr lma lmb lmc lme lmi lmj lmk lml lmm lmr lra lrb lrc lri lrk lrm lrr m-r maa mab mac mae mai maj mak mal mam mar mba mbb mbc mbe mbi mbj mbk mbl mbm mbr mc- mca mcb mcc mce mci mck mcl mcm mcr mea meb mec mee mei mej mek mel mem mer mi- mia mib mic mie mii mij mik mil mim mir mjb mjc mje mjj mjk mjl mjm mjr mka mkb mkc mke mkk mkl mkm mkr mla mlb mlc mle mli mlk mll mlm mlr mma mmb mmc mme mmi mmj mmk mml mmm mmr mra mrb mrc mre mri mrj mrk mrl mrm mrr ra- raa rab rac rae rai raj rak ral ram rar rba rbb rbc rbe rbi rbk rbl rbm rbr rca rcb rcc rce rci rcj rcl rcm rcr re- rea reb rec ree rei rek rel rem rer ria rib ric rie rii rik ril rim rir rja rjc rjk rjm rjr rkb rkc rke rkk rkm rla rlc rle rli rll rlm rlr rma rmb rmc rme rmi rml rmm rmr rra rrb rrc rri rrk rrl rrm rrr

a-ak a-be a-ii aaaa aaab aaac aaae aaai aaal aaam aaar aaba aabb aabc aabi aabl aabm aaca aacb aacc aace aaci aack aacl aacm aacr aaea aaec aaem aaib aaic aaii aaka aake aala aalc aale aali aall aama aamb aamc aame aami aamr aara aarc aare aari aarm abaa abab abac abae abai abaj abak abal abam abar abb- abba abbb abbe abbi abbr abca abcb abcc abci abcl abcr abec abee abel aber abia abib abic abie abil abim abir abla able ablj abma