| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | they [verb] been used | 37 |
|
| 2 | they have be used | 37 |
|
| 3 | they [vb base] be used | 32 |
|
| 4 | they have be used | 21 |
|
| 5 | they [vb past] be used | 9 |
|
| 6 | they 've be used | 7 |
|
| 7 | they had be used | 6 |
|
