| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be [vb pp] for a long time | 55 |
|
| 2 | been [verb] for a long time | 52 |
|
| 3 | be [v-ing] for a long time | 29 |
|
| 4 | be [verb] for a long time | 19 |
|
| 5 | be known for a long time | 8 |
|
| 6 | be know for a long time | 8 |
|
| 7 | be kept for a long time | 5 |
|
| 8 | was [verb] for a long time | 5 |
|
| 9 | be keep for a long time | 5 |
|
