| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb -s] been [v-ing] for [num] | 78 |
|
| 2 | has been [v-ing] for [num] | 62 |
|
| 3 | 's been [v-ing] for [num] | 16 |
|
| 4 | [vb -s] been running for [num] | 15 |
|
| 5 | [vb -s] been [v-ing] for three | 14 |
|
| 6 | [vb -s] been [v-ing] for two | 9 |
|
| 7 | [vb -s] been going for [num] | 7 |
|
| 8 | [vb -s] been travelling for [num] | 6 |
|
| 9 | [vb -s] been operating for [num] | 5 |
|
| 10 | [vb -s] been [v-ing] for twenty | 5 |
|
| 11 | [vb -s] been missing for [num] | 5 |
|
