| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | that is often [verb] | 42 |
|
| 2 | [that] is often [vb pp] | 39 |
|
| 3 | [that] is often used | 6 |
|
| 4 | [that] is often use | 6 |
|
| 5 | [that] is often overlooked | 5 |
|
| 6 | [that] is often overlook | 5 |
|
