| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] [vb base] be [v-ing] since [art] | 6 |
|
| 2 | [vb base] be [v-ing] [adv] since [art] | 5 |
|
| 3 | [vb base] be [v-ing] since [art] [noun sg] | 7 |
|
| 4 | [vb base] be [v-ing] since [art] [noun] | 7 |
|
