mareks1234 wrote:

In that case the "like" rows are adjcent. you may then see them easily.
If you want you may use a helper cell to make them stand out more, by
flagging duplicates.


What about my second question ?
"I'd like further develop above model, e.g.: to search for rows with
different of given column, in above exampel it will be:

row D: 1 0 0
row E: 0 0 0"



That is only same for two column entries and the third is immaterial?