| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be [v-ing] for their | 105 |
|
| 2 | be [v-ing] their [num ord] | 66 |
|
| 3 | [v-ing] for their [num ord] | 46 |
|
| 4 | be [v-ing] for [num ord] | 18 |
|
