| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [v-ing] [prep] [noun sg] | 34740 |
|
| 2 | is [prep] [noun sg] | 9092 |
|
| 3 | is [v-ing] [prep] | 8820 |
|
| 4 | is [v-ing] [noun sg] | 1743 |
|
