| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have been [art] need | 38 |
|
| 2 | have been no need | 26 |
|
| 3 | have been no need | 26 |
|
| 4 | has been [art] need | 16 |
|
| 5 | had been [art] need | 10 |
|
| 6 | have been the need | 9 |
|
| 7 | have been the need | 9 |
|
| 8 | have been [art] need | 8 |
|
