| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | could [verb] be talking [prep] | 6 |
|
| 2 | could [verb] be talk [prep] | 6 |
|
| 3 | could have be talk [prep] | 6 |
|
| 4 | could [vb infin] be talk [prep] | 6 |
|
| 5 | could [verb] been talk [prep] | 6 |
|
| 6 | could [verb] be talk about | 5 |
|
| 7 | could have be talk [prep] | 5 |
|
| 8 | could [verb] be talk about | 5 |
|
