| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] an exchange of [noun] [prep] | 27 |
|
| 2 | [prep] an exchange of [noun] [prep] | 27 |
|
| 3 | [verb] an exchange of [noun] [prep] | 9 |
|
| 4 | in an exchange of [noun] [prep] | 8 |
|
| 5 | in an exchange of [noun] [prep] | 8 |
|
| 6 | an [adj] exchange of [noun] [prep] | 8 |
|
| 7 | an [adj] exchange of [noun] [prep] | 8 |
|
| 8 | an exchange of [noun] [prep] [noun] | 22 |
|
| 9 | an exchange of [noun] [prep] [noun prp] | 13 |
|
| 10 | an exchange of [noun] [prep] [art] | 12 |
|
| 11 | an exchange of [noun] [prep] [art] | 12 |
|
| 12 | an exchange of [noun] [prep] the | 11 |
|
| 13 | an exchange of [noun] [prep] the | 11 |
|
| 14 | an exchange of [noun] [prep] [noun sg] | 6 |
|
| 15 | an exchange of [noun] [prep] [adj] | 6 |
|
| 16 | an exchange of [noun] [prep] [pron] | 6 |
|
