| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] [adv] [been] for [num] year | 5 |
|
| 2 | have [adv] [been] for [num] year | 5 |
|
| 3 | [adv] [been] [verb] for [num] year | 23 |
|
| 4 | [adv] [been] [vb pp] for [num] year | 18 |
|
| 5 | [adv] [been] [v-ing] for [num] year | 5 |
|
