| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have been [verb] for several | 43 |
|
| 2 | have been running for [adj] | 30 |
|
| 3 | have been [v-ing] for several | 24 |
|
| 4 | have been run for several | 6 |
|
| 5 | have be running for several | 5 |
|
| 6 | [verb] been running for several | 5 |
|
| 7 | have been running for several | 5 |
|
| 8 | have [be] running for several | 5 |
|
| 9 | have been running [prep] several | 5 |
|
| 10 | have [been] running for several | 5 |
|
| 11 | have been running [prep] several | 5 |
|
