| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv prt] for a long time [adv] | 6 |
|
| 2 | [adv prt] [prep] a long time [adv] | 6 |
|
| 3 | [adv prt] [prep] a long time [adv] | 6 |
|
| 4 | [adv prt] for a long time [adv] | 6 |
|
