| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [been] [v-ing] [adv prt] for a | 25 |
|
| 2 | [been] [v-ing] for a long | 25 |
|
| 3 | [been] [adv prt] for a long | 14 |
|
| 4 | [v-ing] [adv prt] for a long | 13 |
|
