| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have been looking [prep] a | 23 |
|
| 2 | have [been] looking [prep] a | 23 |
|
| 3 | have [been] looking for a | 20 |
|
| 4 | have [been] looking for a | 20 |
|
| 5 | had [been] looking [prep] a | 7 |
|
