| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | for a long time | 1601 |
|
| 2 | [adv prt] for a long | 114 |
|
| 3 | [adv prt] a long time | 30 |
|
| 4 | [adv prt] for a time | 14 |
|
