| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | is [verb] [prep] | 82129 |
|
| 2 | is [vb pp] [prep] | 70803 |
|
| 3 | [be] used [prep] | 10766 |
|
| 4 | be used [prep] | 10765 |
|
| 5 | [is] used [prep] | 1440 |
|
| 6 | is use [prep] | 1437 |
|
| 7 | is used [prep] | 1420 |
|
