a-a a-b aaa aab aaj aam aas ab- aba abb abj abm abs aja ajb ajj ajm ajs ama amb amm ams as- asa asb asj asm ass baa bab baj bam bas bba bbb bbm bbs bja bjj bjm bjs bma bmb bmj bmm bms bsa bsb bsj bsm bss jaa jab jaj jam jas jba jbj jbm jbs jja jjb jjj jjs jma jmb jmj jmm jms jsa jsb jsj jsm jss maa mab maj mam mas mba mbb mbj mbm mbs mjb mjj mjm mjs mma mmb mmj mmm mms msa msb msj msm mss saa sab saj sam sas sba sbb sbj sbm sbs sja sjb sjj sjm sjs sma smb smm sms ss- ssa ssb ssj ssm sss