| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | they [am/are] [verb] at | 269 |
|
| 2 | [am/are] [verb] at [num] | 152 |
|
| 3 | they [am/are] [verb] [num] | 112 |
|
| 4 | they [verb] at [num] | 61 |
|
