| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | what they were doing [prep] the | 8 |
|
| 2 | what they were doing [prep] the | 8 |
|
| 3 | [pron] they were doing [prep] the | 8 |
|
| 4 | [Wh det] they were doing [prep] the | 8 |
|
| 5 | they were doing [prep] the [noun] | 8 |
|
| 6 | they were doing [prep] the [noun sg] | 6 |
|
