-ic -ji a-a a-b a-c a-i aaa aab aac aai aaj aao aas ab- aba abb abc abi abj abo abs ac- aca acb acc aci acj aco acs ai- aia aib aic aii aio ais aja ajb ajc aji ajj ajo ajs aoa aob aoc aoi aoj aoo aos as- asa asb asc asi asj aso ass baa bab bac bai baj bao bas bba bbb bbc bbi bbo bbs bca bcb bcc bci bcj bco bcs bi- bia bib bic bii bij bio bis bja bjc bji bjj bjs boa bob boc boi boj boo bos bsa bsb bsc bsi bsj bso bss c-- c-j caa cab cac cai caj cao cas cba cbb cbc cbi cbj cbo cbs cca ccb ccc cci ccj cco ccs ci- cia cib cic cii cij cio cis cja cjb cjc cjs co- coa cob coc coi coj coo cos csa csb csc csi csj cso css ia- iaa iab iac iai iao ias iba ibb ibc ibi ibj ibo ibs ica icb icc ici icj ico ics iia iib iic iii iij iio iis ija ijb ijc iji ijo ijs io- ioa iob ioc ioi ioj ioo ios is- isa isb isc isi isj iso iss j-i jaa jab jac jai jaj jao jas jba jbc jbi jbj jbo jbs jca jcb jcc jci jco jcs jia jib jic jii jij jio jis jja jjb jjc jjj jjs joa job joc joi joj joo jos jsa jsb jsc jsi jsj jso jss o-i oaa oab oac oai oaj oao oas ob- oba obb obc obi obj obo obs oc- oca ocb occ oci ocj oco ocs oia oib oic oii oio ois oja ojb ojc oji ojo ojs oo- ooa oob ooc ooi ooo oos os- osa osb osc osi osj oso oss saa sab sac sai saj sao sas sba sbb sbc sbi sbj sbo sbs sca scb scc sci scj sco scs sia sib sic sii sij sio sis sja sjb sjc sji sjj sjs soa sob soc soi soj soo sos ss- ssa ssb ssc ssi ssj sso sss