| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | been used in [adj] [noun pl] | 45 |
|
| 2 | been used in [adj] [noun] | 37 |
|
| 3 | been used in [det] [noun] | 22 |
|
| 4 | been used in [adj] [noun sg] | 19 |
|
| 5 | been used in some [noun] | 6 |
|
| 6 | been used in some [noun] | 6 |
|
| 7 | been used in [adj] year | 5 |
|
| 8 | been used in [adj] years | 5 |
|
| 9 | been used in [adj] study | 5 |
|
| 10 | been used in [adj] way | 5 |
|
| 11 | been used in [adj] studies | 5 |
|
