| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be [v-ing] an | 2000 |
|
| 2 | be [vb pp] an | 1221 |
|
| 3 | is [verb] an | 1001 |
|
| 4 | was [verb] an | 976 |
|
| 5 | be [to-vb] an | 686 |
|
| 6 | be [verb] an | 534 |
|
| 7 | are [verb] an | 416 |
|
| 8 | be give an | 412 |
|
| 9 | be given an | 380 |
|
| 10 | been [verb] an | 346 |
|
| 11 | were [verb] an | 289 |
|
| 12 | be have an | 279 |
|
| 13 | be make an | 231 |
|
| 14 | be having an | 229 |
|
| 15 | be consider an | 141 |
|
| 16 | 's [verb] an | 139 |
|
| 17 | be making an | 124 |
|
| 18 | be become an | 118 |
|
| 19 | 're [verb] an | 114 |
|
| 20 | be call an | 113 |
|
| 21 | be called an | 112 |
|
| 22 | be considered an | 102 |
|
| 23 | be made an | 77 |
|
| 24 | be offer an | 74 |
|
| 25 | be take an | 73 |
|
| 26 | be becoming an | 72 |
|
| 27 | be do an | 66 |
|
| 28 | be doing an | 62 |
|
| 29 | be keep an | 62 |
|
| 30 | be taking an | 61 |
|
