| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pron] has [been] [verb] | 7598 |
|
| 2 | [pron] has [been] [v-ing] | 967 |
|
| 3 | [pron] has [been] develop | 54 |
|
| 4 | [pron] [verb] [been] developing | 26 |
|
| 5 | [pron] have [been] developing | 26 |
|
| 6 | [pron] [vb -s] [been] developing | 11 |
|
| 7 | [pron] has [be] developing | 11 |
|
