+.TP
+\fB-d\fR, \fB--remove-duplicates\fR
+remove duplicated lines (note that you can have two different lines
+with the same visible part if you use the -x option)
+.TP
+\fB-e\fR, \fB--regexp\fR
+start in regexp mode
+.TP
+\fB-a\fR, \fB--case-sensitive\fR
+start in case-sensitive mode
+.TP
+\fB-j\fR, \fB--show-long-lines\fR
+print a long-line indicator at the end of truncated lines
+.TP
+\fB-y\fR, \fB--show-hits\fR
+highlight the part(s) of each line which match(es) the substrings or regexp
+.TP
+\fB-u\fR, \fB--upper-case-makes-case-sensitive\fR
+using an upper case in the matching string makes the matching
+case-sensitive
+.TP
+\fB-q\fR, \fB--no-beep\fR
+make a flash instead of a beep when there is an edition error
+.TP
+\fB--\fR
+state that all following arguments are filenames
+.TP
+\fB--bash\fR
+standard setting for bash history search, same as
+
+-b -i -d -v -w -l ${HISTSIZE}
+.TP
+\fB--delete-regexp \fI<regexp>\fR
+deletes in every line the portion matching the regexp
+.TP
+\fB-t \fI<title>\fR, \fB--title \fI<title>\fR