| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] be [prep] a | 786 |
|
| 2 | be talking [prep] a | 325 |
|
| 3 | [adv] be talking [prep] | 113 |
|
| 4 | [adv] talking [prep] a | 68 |
|
