| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | is [v-ing] on [prep] the [noun sg] | 55 |
|
| 2 | is going on [prep] the [noun sg] | 49 |
|
| 3 | is [v-ing] on in the [noun sg] | 33 |
|
| 4 | is [v-ing] on at the [noun sg] | 6 |
|
| 5 | is [v-ing] on [prep] the mind | 5 |
|
