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append_d.rule
append_ds.rule
append_du.rule
append_dus.rule
append_hl.rule
append_hu.rule
append_l.rule
append_ld.rule
append_lds.rule
append_ldu.rule
append_ldus.rule
append_ls.rule
append_lu.rule
append_lus.rule
append_s.rule
append_u.rule
append_us.rule
prepend_d.rule
prepend_ds.rule
prepend_du.rule
prepend_dus.rule
prepend_hl.rule
prepend_hu.rule
prepend_l.rule
prepend_ld.rule
prepend_lds.rule
prepend_ldu.rule
prepend_ldus.rule
prepend_ls.rule
prepend_lu.rule
prepend_lus.rule
prepend_s.rule
prepend_u.rule
prepend_us.rule