| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] used [prep] [det] | 207 |
|
| 2 | [been] [adv] [prep] [det] | 192 |
|
| 3 | [been] used [prep] [det] | 101 |
|
| 4 | [been] [adv] used [prep] | 72 |
|
