| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | was [v-ing] an | 474 |
|
| 2 | is [v-ing] an | 456 |
|
| 3 | are [v-ing] an | 312 |
|
| 4 | be [v-ing] an | 229 |
|
| 5 | be having an | 229 |
|
| 6 | were [v-ing] an | 153 |
|
| 7 | been [v-ing] an | 146 |
|
| 8 | be making an | 124 |
|
| 9 | 're [v-ing] an | 108 |
|
| 10 | be becoming an | 72 |
|
| 11 | 's [v-ing] an | 71 |
|
| 12 | be doing an | 62 |
|
| 13 | be taking an | 61 |
|
| 14 | be keeping an | 54 |
|
| 15 | be holding an | 44 |
|
| 16 | be considering an | 37 |
|
| 17 | be wearing an | 37 |
|
| 18 | be using an | 35 |
|
| 19 | be planning an | 35 |
|
| 20 | be seeking an | 31 |
|
| 21 | be getting an | 30 |
|
| 22 | 'm [v-ing] an | 29 |
|
| 23 | be offering an | 25 |
|
| 24 | be developing an | 25 |
|
| 25 | be facing an | 24 |
|
| 26 | be writing an | 23 |
|
| 27 | be playing an | 23 |
|
| 28 | am [v-ing] an | 22 |
|
| 29 | be conducting an | 22 |
|
| 30 | be showing an | 22 |
|
