-er -ji a-a a-b a-i aaa aab aae aai aaj aak aan aar ab- aba abb abe abi abj abk abn abr aea aeb aee aei aej aek aen aer ai- aia aib aie aii aik ain air aja ajb aje aji ajj ajk ajn ajr aka akb ake aki akj akk akn akr an- ana anb ane ani anj ank ann anr ar- ara arb are ari arj ark arn arr baa bab bae bai baj bak ban bar bba bbb bbe bbi bbk bbn bbr be- bea beb bee bei bek ben ber bi- bia bib bie bii bij bik bin bir bja bji bjj bjk bjn bjr bka bkb bke bkk bkn bkr bna bnb bne bni bnj bnk bnn bnr bra brb bre bri brj brk brn brr eaa eab eae eai eaj eak ean ear eba ebb ebe ebi ebj ebk ebn ebr eea eeb eee eek een eer eia eib eie eii eij eik ein eir eja eji eka ekb eke eki ekr en- ena enb ene eni enk enn enr era erb ere eri erk ern err ia- iaa iab iae iai ian iar iba ibb ibe ibi ibj ibk ibn ibr ie- iea iee iei iej iek ien ier iia iib iie iii iij iin iir ija ijb ije iji ijk ijn ika ikb ike iki ikk ikr in- ina inb ine ini inj ink inn inr ir- ira irb ire iri irj irk irn irr j-i jaa jab jae jai jaj jak jan jar jba jbi jbj jbk jbr jea jeb jee jei jej jek jen jer jia jib jie jii jij jin jir jja jjb jjj jjk jjr jka jkb jkk jkn jkr jna jne jnj jnn jnr jra jrb jri jrk jrn jrr ka- kaa kab kae kai kaj kak kan kar kba kbb kbe kbi kbk kbn kbr ke- kea keb kee kei kek ken ker kia kib kie kii kij kik kin kir kjb kje kji kjr kkb kke kki kkk kkn kkr kn- kna kne kni knk knn knr kra kri krk krn krr n-i naa nab nae nai naj nak nan nar nba nbb nbe nbi nbk nbn nbr ne- nea neb nee nei nej nek nen ner nia nib nie nii nik nin nir nja nje njk njn nka nke nki nkj nkk nkn nkr nna nnb nne nni nnk nnn nra nrb nre nri nrj nrk nrn nrr ra- raa rab rae rai raj rak ran rar rba rbb rbe rbi rbk rbn rbr re- rea reb ree rei rek ren rer ria rib rie rii rik rin rir rja rjk rjr rkb rke rkk rna rnb rni rnn rnr rra rrb rri rrk rrn rrr