| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | this [noun sg] has been used | 43 |
|
| 2 | this [noun] has been used | 43 |
|
| 3 | this method has been used | 7 |
|
| 4 | this method has been used | 7 |
|
| 5 | this technique has been used | 6 |
|
| 6 | this technique has been used | 6 |
|
| 7 | this has [adv] been used | 6 |
|
| 8 | this has [adv] been used | 5 |
|
| 9 | this has been used [prep] | 5 |
|
| 10 | this has been used [verb] | 5 |
|
| 11 | this has been used [prep] | 5 |
|
