| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [be] [v-ing] [prep] buy [art] | 12 |
|
| 2 | be [v-ing] [prep] buy [art] | 12 |
|
| 3 | [am/are] [v-ing] [prep] buy [art] | 7 |
|
| 4 | 're [v-ing] [prep] buy [art] | 5 |
|
| 5 | [v-ing] [prep] buy [pers pn] [art] | 6 |
|
| 6 | [v-ing] [prep] buy [pron] [art] | 6 |
|
| 7 | [v-ing] [prep] buy [art] [noun] | 9 |
|
| 8 | [v-ing] [prep] buy [art] [noun sg] | 9 |
|
| 9 | [v-ing] [prep] buy [art] [adj] | 6 |
|
| 10 | [v-ing] [prep] buy [art] [adj] | 6 |
|
