-al a-a a-c aaa aac aah aal aas ac- aca acc ach acl acs aha ahc ahh ahl ahs al- ala alc alh all als as- asa asc ash asl ass c-- caa cac cah cal cas cca ccc cch ccl ccs ch- cha chc chh chl chs cl- cla clc clh cll cls csa csc csh csl css haa hac hah hal has hca hcc hch hcl hcs hha hhc hhh hhl hhs hla hlc hlh hll hls hsa hsc hsh hsl hss la- laa lac lah lal las lca lcc lch lcl lcs lha lhc lhh lhs lla llc lll lls lsa lsc lsh lsl lss saa sac sah sal sas sca scc sch scl scs sh- sha shc shh shl shs sla slc slh sll sls ss- ssa ssc ssh ssl sss