Get the codebook for recoding variables based on the
FILGRUPPE and LESID number. Specification group ALLE will be
used when neither FILGRUPPE nor LESID is specified.
See also
Other recode functions:
do_recode(),
do_recode_aggregate(),
do_recode_post(),
do_recode_regexp(),
get_codebok_aggregate(),
get_codebok_regexp()
