| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | chance of [verb] [prep] [art] [num ord] | 7 |
|
| 2 | chance [prep] [verb] [prep] [art] [num ord] | 7 |
|
| 3 | chance [prep] [v-ing] [prep] [art] [num ord] | 7 |
|
| 4 | chance [prep] [verb] [prep] [art] [num ord] | 7 |
|
