| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | and have been used [prep] | 27 |
|
| 2 | and [verb] been used [prep] | 27 |
|
| 3 | and has been used [prep] | 20 |
|
| 4 | and [vb -s] been used [prep] | 20 |
|
| 5 | and [verb] been used by | 9 |
|
| 6 | and [vb base] been used [prep] | 6 |
|
| 7 | and have been used [prep] | 6 |
|
| 8 | and [verb] been used in | 5 |
|
| 9 | and [verb] been used as | 5 |
|
