| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv prt] for a long time | 80 |
|
| 2 | be for a long time | 32 |
|
| 3 | be [adv prt] for a long | 31 |
|
| 4 | be [adv prt] a long time | 16 |
|
