| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [been] [adv prt] [prep] [det] | 82 |
|
| 2 | [adv prt] [prep] [det] years | 64 |
|
| 3 | [been] [prep] [det] years | 38 |
|
| 4 | [been] [adv prt] [prep] years | 13 |
|
