| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb base] [be] [v-ing] for a | 59 |
|
| 2 | [vb base] be [v-ing] for a | 59 |
|
| 3 | [vb base] been [v-ing] for a | 58 |
|
| 4 | [vb base] [been] [v-ing] for a | 58 |
|
| 5 | have [be] [v-ing] for a | 41 |
|
| 6 | 've [be] [v-ing] for a | 17 |
|
| 7 | [vb base] [be] working for a | 5 |
|
| 8 | [vb base] [be] campaigning for a | 5 |
|
| 9 | [vb base] [be] waiting for a | 5 |
|
| 10 | [vb base] [be] looking for a | 5 |
|
