-ic -ji a-a a-b a-c a-i aaa aab aac aai aaj aan aar ab- aba abb abc abi abj abn abr ac- aca acb acc aci acj acn acr ai- aia aib aic aii ain air aja ajb ajc aji ajj ajn ajr an- ana anb anc ani anj ann anr ar- ara arb arc ari arj arn arr baa bab bac bai baj ban bar bba bbb bbc bbi bbn bbr bca bcb bcc bci bcj bcn bcr bi- bia bib bic bii bij bin bir bja bjc bji bjj bjn bjr bna bnb bnc bni bnj bnn bnr bra brb bri brj brn brr c-- c-j caa cab cac cai caj can car cba cbb cbc cbi cbj cbn cbr cca ccb ccc cci ccj ccn ccr ci- cia cib cic cii cij cin cir cja cjb cjc cjr cn- cna cnb cnc cni cnj cnn cnr cra crb crc cri crj crn crr ia- iaa iab iac iai ian iar iba ibb ibc ibi ibj ibn ibr ica icb icc ici icj icn icr iia iib iic iii iij iin iir ija ijb ijc iji ijn in- ina inb inc ini inj inn inr ir- ira irb irc iri irj irn irr j-i jaa jab jac jai jaj jan jar jba jbc jbi jbj jbr jca jcb jcc jci jcr jia jib jic jii jij jin jir jja jjb jjc jjj jjr jna jnc jnj jnn jnr jra jrb jrc jri jrn jrr n-i naa nab nac nai naj nan nar nba nbb nbc nbi nbn nbr nca ncb ncc nci ncn ncr nia nib nic nii nin nir nja njc njn nna nnb nnc nni nnn nra nrb nrc nri nrj nrn nrr ra- raa rab rac rai raj ran rar rba rbb rbc rbi rbn rbr rca rcb rcc rci rcj rcn rcr ria rib ric rii rin rir rja rjc rjr rna rnb rnc rni rnn rnr rra rrb rrc rri rrn rrr