| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [am/are] [v-ing] [prep] [art] | 5335 |
|
| 2 | [v-ing] on [prep] [art] | 1376 |
|
| 3 | [am/are] [v-ing] on [prep] | 155 |
|
| 4 | [am/are] on [prep] [art] | 29 |
|
| 5 | [am/are] [v-ing] on [art] | 19 |
|
