| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pron] need do be [prep] | 5 |
|
| 2 | [pers pn] need do be [prep] | 5 |
|
| 3 | need do be [verb] [prep] | 10 |
|
| 4 | need do be [vb infin] [prep] | 6 |
|
