1|foo|bar
2|usa|ll
3|usa|vg
4|usa|vg
5|bar|vg
6|usa|vg
7|usa|ll
8|uk|nn
9|foo|manu|bar
10|uk|bb
11|foo|mm
12|kuwait|jkj
13|kuwait|mm
14|dubai|hh
awk '/foo/,/bar/' test_file1----command run at the prompt
output should have been the first 3 lines......
1|foo|bar
9|foo|manu|bar
11|foo|mm
12|kuwait|jkj
13|kuwait|mm
14|dubai|hh