| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | been used in | 281 |
|
| 2 | been used for | 248 |
|
| 3 | been used by | 183 |
|
| 4 | been used as | 179 |
|
| 5 | been used to | 52 |
|
| 6 | been used on | 37 |
|
| 7 | been used with | 22 |
|
| 8 | been used at | 22 |
|
| 9 | been used since | 14 |
|
| 10 | been used against | 12 |
|
| 11 | been used throughout | 5 |
|
