| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | they [am/are] [v-ing] [prep] | 2511 |
|
| 2 | [am/are] [v-ing] [adv prt] [prep] | 1493 |
|
| 3 | they [am/are] [v-ing] [adv prt] | 587 |
|
| 4 | they [am/are] [adv prt] [prep] | 282 |
|
