| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [been] [v-ing] [adv] for [adj] | 115 |
|
| 2 | [been] [v-ing] for [adj] time | 60 |
|
| 3 | [v-ing] [adv] for [adj] time | 40 |
|
| 4 | [been] [adv] for [adj] time | 37 |
|
