| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | area of [noun] be | 165 |
|
| 2 | area of [noun] [be] | 165 |
|
| 3 | area of [noun sg] [be] | 139 |
|
| 4 | area of [noun] [is] | 102 |
|
| 5 | area of [noun] is | 102 |
|
| 6 | area of [noun] [was/were] | 46 |
|
| 7 | area of [noun] was | 41 |
|
| 8 | area of [noun prp] [be] | 23 |
|
| 9 | area of [noun] are | 14 |
|
| 10 | area of [noun] [am/are] | 14 |
|
| 11 | area of interest [be] | 8 |
|
| 12 | area of interest [be] | 8 |
|
| 13 | area of concern [be] | 7 |
|
| 14 | area of concern [be] | 7 |
|
| 15 | area of research [be] | 6 |
|
| 16 | area of research [be] | 6 |
|
| 17 | area of work [be] | 6 |
|
| 18 | area of work [be] | 6 |
|
| 19 | area of study [be] | 5 |
|
| 20 | area of [noun] were | 5 |
|
| 21 | area of study [be] | 5 |
|
