| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have been [v-ing] for a | 215 |
|
| 2 | have [been] [v-ing] for a | 184 |
|
| 3 | had [been] [v-ing] for a | 72 |
|
| 4 | have [been] [v-ing] for a | 43 |
|
| 5 | has [been] [v-ing] for a | 37 |
|
| 6 | have [been] [v-ing] for an | 31 |
|
| 7 | have [been] looking for a | 27 |
|
| 8 | 've [been] [v-ing] for a | 19 |
|
| 9 | 'd [been] [v-ing] for a | 18 |
|
| 10 | 's [been] [v-ing] for a | 18 |
|
| 11 | have [been] waiting for a | 17 |
|
| 12 | have [been] trying for a | 12 |
|
| 13 | have [been] working for a | 9 |
|
| 14 | have [been] hoping for a | 9 |
|
| 15 | have [been] pressing for a | 8 |
|
| 16 | have [been] searching for a | 8 |
|
| 17 | have [been] campaigning for a | 7 |
|
| 18 | have [been] running for a | 7 |
|
| 19 | have [been] [v-ing] for a | 6 |
|
| 20 | have [been] going for a | 6 |
|
