| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv prt] [prep] a long time | 82 |
|
| 2 | [v-ing] [prep] a long time | 47 |
|
| 3 | [v-ing] [adv prt] [prep] a long | 26 |
|
| 4 | [v-ing] [adv prt] [prep] a time | 7 |
|
