-aaa- aaaas aaasa aaass aaata aabaa aabba aacbc aacsa aacsb aacss abaab ababa ababs abaca abacs abasa abass abbac abbas abbat abcas abccc abtaa acaca acacb acass acast acats accas accts actas actsa asaba asabc asasa asats asbca assab assac assas assat assts astab astas astat atats atbat attas b-cas baata babas babbs bacab bacas bacca bacta basab basca bassa basta basts batab batac batas batat batsa batta batts bcbst bccat bsaba c-a-c ca-ca caaba cabas cacas casas casca casta casts cata- catss catta catts ccass ccccc csaba cstcc saaba saabs saasa sabac sabas sabat sabca sabsa sacas sacc- sacca sacsa sacta sasca sassa sat-b satat satta sbata scabs scat- scata scats scatt sccbc scsaa ssats sscac sssss staab staat stabs stacc stat- stata stats t-cat ta-ta taast tabac tabas tabat tacca tacts tasca tassa tassc tasta tataa tatas tatta tatts tbtbt tsata ttttt