| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | which [verb] [v-ing] [adv prt] [prep] [art] | 9 |
|
| 2 | [Wh det] [vb past] [v-ing] [adv prt] [prep] [art] | 7 |
|
| 3 | [Wh det] [verb] [v-ing] [adv prt] [prep] the | 5 |
|
