| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb base] been [v-ing] a long [noun sg] | 7 |
|
| 2 | [vb base] been waiting a long [noun sg] | 7 |
|
| 3 | [vb base] been [v-ing] a long time | 7 |
|
| 4 | have been [v-ing] a long [noun sg] | 5 |
|
