| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | these [noun pl] [modal v] be used for | 7 |
|
| 2 | these [noun pl] [modal v] [be] used for | 7 |
|
| 3 | these [noun pl] [modal v] be used for | 7 |
|
| 4 | these [noun pl] [vb mod] [be] used for | 7 |
|
| 5 | these [noun pl] [modal v] [be] used for | 7 |
|
