-ic -ji a-a a-b a-c a-i aaa aab aac aai aaj aan aao aar ab- aba abb abc abi abj abn abo abr ac- aca acb acc aci acj acn aco acr ai- aia aib aic aii ain aio air aja ajb ajc aji ajj ajn ajo ajr an- ana anb anc ani anj ann ano anr aoa aob aoc aoi aoj aon aoo aor ar- ara arb arc ari arj arn aro arr baa bab bac bai baj ban bao bar bba bbb bbc bbi bbn bbo bbr bca bcb bcc bci bcj bcn bco bcr bi- bia bib bic bii bij bin bio bir bja bjc bji bjj bjn bjr bna bnb bnc bni bnj bnn bno bnr boa bob boc boi boj bon boo bor bra brb bri brj brn bro brr c-- c-j caa cab cac cai caj can cao car cba cbb cbc cbi cbj cbn cbo cbr cca ccb ccc cci ccj ccn cco ccr ci- cia cib cic cii cij cin cio cir cja cjb cjc cjr cn- cna cnb cnc cni cnj cnn cno cnr co- coa cob coc coi coj con coo cor cra crb crc cri crj crn cro crr ia- iaa iab iac iai ian iao iar iba ibb ibc ibi ibj ibn ibo ibr ica icb icc ici icj icn ico icr iia iib iic iii iij iin iio iir ija ijb ijc iji ijn ijo in- ina inb inc ini inj inn ino inr io- ioa iob ioc ioi ioj ion ioo ior ir- ira irb irc iri irj irn iro irr j-i jaa jab jac jai jaj jan jao jar jba jbc jbi jbj jbo jbr jca jcb jcc jci jco jcr jia jib jic jii jij jin jio jir jja jjb jjc jjj jjr jna jnc jnj jnn jno jnr joa job joc joi joj jon joo jor jra jrb jrc jri jrn jro jrr n-i naa nab nac nai naj nan nao nar nba nbb nbc nbi nbn nbo nbr nca ncb ncc nci ncn nco ncr nia nib nic nii nin nio nir nja njc njn nna nnb nnc nni nnn nno no- noa nob noc noi noj non noo nor nra nrb nrc nri nrj nrn nro nrr o-i oaa oab oac oai oaj oan oao oar ob- oba obb obc obi obj obn obo obr oc- oca ocb occ oci ocj ocn oco ocr oia oib oic oii oin oio oir oja ojb ojc oji ojo on- ona onb onc oni onj onn ono onr oo- ooa oob ooc ooi oon ooo oor or- ora orb orc ori orn oro orr ra- raa rab rac rai raj ran rao rar rba rbb rbc rbi rbn rbo rbr rca rcb rcc rci rcj rcn rco rcr ria rib ric rii rin rio rir rja rjc rjr rna rnb rnc rni rnn rno rnr roa rob roc roi roj ron roo ror rra rrb rrc rri rrn rrr