From the input file.csv, take the 3rd, 4th, 5th, 6th and 7th fields separated by tabs, sort them, count the number of unique entries, remove any leading whitespace, and print the 2nd and 1st fields for all lines after the first.
cut -d$'\t' -f 3,4,5-7 /input/file.csv | sort | uniq -c | sed -e 's/^[ \t]*//' | awk 'NR>1 {print $2" "$1}'