| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb past] be [v-ing] for [adj] year | 47 |
|
| 2 | [vb past] be [v-ing] for [det] year | 20 |
|
| 3 | [vb past] be [verb] for many year | 18 |
|
| 4 | [verb] be [v-ing] for many year | 13 |
|
| 5 | [vb past] be [v-ing] for many [noun] | 8 |
|
| 6 | [vb past] [be] [v-ing] for many year | 7 |
|
| 7 | [vb past] be [v-ing] for many year | 7 |
|
| 8 | [vb past] be [v-ing] [prep] many year | 7 |
|
| 9 | [vb past] be [v-ing] for many year | 7 |
|
| 10 | [vb past] be [v-ing] [prep] many year | 7 |
|
