Search formula for ConnectLine is to input in this Line.

ConnectLine is a boolean formula with operands that can be letters from "A" to "K" ，represents the search result in the line they mark.

the following boolean operator can be used in ConnectLine: "+" (OR), "*" (AND), "-" (NOT) ,"(" and ")".

For Example:	(A+B)*C

If you leave the ConnectLine empty, the system will use the default action, i.e. conducting the Boolean AND to all non-empty lines.

If Boolean operation is carried out successfully, the hits, which is the final result of the over-all search, will be shown at the most right column of the ConnectLine , otherwise the error message will be shown instead.