| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | concern itself with | 101 |
|
| 2 | concern itself with | 36 |
|
| 3 | concerns itself with | 27 |
|
| 4 | concerned itself with | 15 |
|
| 5 | to concern itself with | 14 |
|
| 6 | concerning itself with | 5 |
|
