| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | has been [verb] in some [noun] | 44 |
|
| 2 | has been [vb pp] in some [noun] | 42 |
|
| 3 | has been [verb] in some [noun pl] | 30 |
|
| 4 | has been [verb] in some [noun sg] | 13 |
|
| 5 | has been [verb] in some study | 6 |
|
| 6 | has been [verb] in some detail | 6 |
|
| 7 | has been [verb] in some detail | 6 |
|
| 8 | has been [verb] in some studies | 6 |
|
| 9 | has been used in some [noun] | 5 |
|
| 10 | has been use in some [noun] | 5 |
|
