| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun sg] that have [been] [verb] | 1440 |
|
| 2 | [noun sg] have [been] used [verb] | 118 |
|
| 3 | [noun sg] that have [been] used | 38 |
|
| 4 | that have [been] used [verb] | 21 |
|
