| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] be used [prep] [noun] | 272 |
|
| 2 | [vb base] [adv] be [prep] [noun] | 166 |
|
| 3 | [vb base] be used [prep] [noun] | 72 |
|
| 4 | [vb base] [adv] be used [prep] | 44 |
|
