| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have been used [prep] [adj] [noun sg] | 17 |
|
| 2 | have been used [prep] [det] [noun sg] | 8 |
|
| 3 | have been used [prep] [adj] [noun sg] | 7 |
|
| 4 | have been used for [adj] [noun sg] | 6 |
|
| 5 | have been used for [adj] [noun sg] | 6 |
|
| 6 | have been used [prep] this [noun sg] | 5 |
|
| 7 | have been used [prep] this [noun sg] | 5 |
|
