| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | which [am/are] [prep] | 874 |
|
| 2 | and [am/are] [prep] | 299 |
|
| 3 | and which [am/are] | 257 |
|
| 4 | and which [prep] | 125 |
|
