| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | primary [noun] [prep] the [noun] | 290 |
|
| 2 | [adj] source [prep] the [noun] | 229 |
|
| 3 | [adj] source [prep] the [noun] | 192 |
|
| 4 | primary source [prep] [art] [noun] | 8 |
|
| 5 | primary source [prep] [art] [noun] | 8 |
|
| 6 | primary source [prep] the [noun] | 7 |
|
| 7 | primary source [prep] the [noun] | 7 |
|
| 8 | primary source [prep] the [noun] | 7 |
|
