| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have [be] [v-ing] for many years | 13 |
|
| 2 | have been [v-ing] [prep] many years | 13 |
|
| 3 | have [be] [v-ing] [prep] many years | 13 |
|
| 4 | have [been] [v-ing] [prep] many years | 13 |
|
| 5 | have [be] [v-ing] for many years | 13 |
|
| 6 | have [be] [v-ing] [prep] many years | 13 |
|
| 7 | have be [v-ing] [prep] many years | 13 |
|
| 8 | had [be] [v-ing] [prep] many years | 7 |
|
