| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | make sure that [pron] [verb] | 436 |
|
| 2 | [v-ing] sure that [pron] [verb] | 46 |
|
| 3 | [v-ing] make sure [pron] [verb] | 11 |
|
| 4 | [v-ing] make sure that [pron] | 7 |
|
