| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [am/are] [v-ing] [adv prt] [prep] [art] | 495 |
|
| 2 | [be] [v-ing] [adv prt] on [art] | 236 |
|
| 3 | [am/are] [verb] [adv prt] on [art] | 123 |
|
| 4 | [am/are] [v-ing] [adv] on [art] | 104 |
|
