| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be needed be for | 10 |
|
| 2 | was need be for | 5 |
|
| 3 | is need be for | 5 |
|
| 4 | be need was for | 5 |
|
| 5 | be need is for | 5 |
|
