| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be [v-ing] [adv] [prep] [pos pn] [noun] | 841 |
|
| 2 | be [v-ing] [adv prt] [prep] [pos pn] [noun] | 508 |
|
| 3 | be [verb] on [prep] [pos pn] [noun] | 163 |
|
| 4 | be [v-ing] on [prep] [pron] [noun] | 125 |
|
| 5 | be [v-ing] on [prep] [pos pn] [noun] | 122 |
|
| 6 | [be] [v-ing] on [prep] [pos pn] [noun] | 122 |
|
