| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | been used for [det] [noun sg] | 12 |
|
| 2 | been used for [adj] [noun sg] | 7 |
|
| 3 | been used for this [noun sg] | 6 |
|
| 4 | been used for this [noun sg] | 6 |
|
| 5 | been used for [adj] purpose | 5 |
|
