| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | 've been [v-ing] for [noun pl] | 26 |
|
| 2 | 've [been] [v-ing] for [noun pl] | 26 |
|
| 3 | 've [been] [v-ing] for years | 11 |
|
| 4 | 've [been] [v-ing] for ages | 7 |
|
