| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | opportunity for [n mass] | 50 |
|
| 2 | opportunity for people | 40 |
|
| 3 | opportunities for [n mass] | 28 |
|
| 4 | opportunity for [n mass] | 22 |
|
| 5 | opportunity for staff | 8 |
|
