| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | think it necessary | 65 |
|
| 2 | think it necessary | 65 |
|
| 3 | think it necessary | 18 |
|
| 4 | thought it necessary | 16 |
|
| 5 | thought it necessary | 13 |
|
| 6 | think it necessary | 8 |
|
| 7 | thinks it necessary | 6 |
|
