| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | been [v-ing] [prep] this [noun] | 107 |
|
| 2 | been [verb] [prep] this chapter | 29 |
|
| 3 | [be] [v-ing] [prep] this chapter | 8 |
|
| 4 | be [v-ing] [prep] this chapter | 8 |
|
| 5 | been [v-ing] [prep] [adj] chapter | 6 |
|
| 6 | been [v-ing] [prep] this chapter | 5 |
|
| 7 | [been] [v-ing] [prep] this chapter | 5 |
|
