| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pers pn] is always [prep] [v-ing] | 24 |
|
| 2 | [pron] is always [prep] [v-ing] | 24 |
|
| 3 | it is always [prep] [v-ing] | 23 |
|
| 4 | it is always [prep] [v-ing] | 23 |
|
| 5 | [noun] is always [prep] [v-ing] | 11 |
|
| 6 | [noun sg] is always [prep] [v-ing] | 8 |
|
| 7 | is always [verb] [prep] [v-ing] | 6 |
|
| 8 | is always [adj] [prep] [v-ing] | 6 |
|
| 9 | is always [adj] [prep] [v-ing] | 5 |
|
| 10 | is always [vb pp] [prep] [v-ing] | 5 |
|
| 11 | is always [prep] [v-ing] [art] | 9 |
|
| 12 | is always [prep] [v-ing] [art] | 9 |
|
| 13 | is always [prep] [v-ing] a | 5 |
|
| 14 | is always [prep] [v-ing] a | 5 |
|
