| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have been [verb] for years | 107 |
|
| 2 | have been [v-ing] [prep] years | 81 |
|
| 3 | have been [vb pp] [prep] years | 38 |
|
| 4 | have been [verb] [prep] years | 37 |
|
| 5 | had been [verb] [prep] years | 31 |
|
| 6 | has been [verb] [prep] years | 19 |
|
| 7 | 've been [verb] [prep] years | 11 |
|
| 8 | 's been [verb] [prep] years | 9 |
|
| 9 | have been trying [prep] years | 9 |
|
| 10 | have been try [prep] years | 9 |
|
| 11 | have been use [prep] years | 9 |
|
| 12 | have been used [prep] years | 8 |
|
| 13 | have been [verb] [prep] years | 6 |
|
| 14 | have been do [prep] years | 5 |
|
| 15 | have been doing [prep] years | 5 |
|
