| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | remain [adj] for a long [noun] | 8 |
|
| 2 | remain [adj] for a long [noun sg] | 8 |
|
| 3 | remain [adj] for a long time | 6 |
|
| 4 | remain [adj] for a long time | 6 |
|
