| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have been [prep] many years | 23 |
|
| 2 | have been [adv prt] [prep] years | 9 |
|
| 3 | have been [adv prt] [prep] many | 7 |
|
| 4 | been [adv prt] [prep] many years | 5 |
|
