| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | a [n mass] [prep] [noun] [adv] [prep] | 16 |
|
| 2 | a [n mass] of [noun] [adv] [prep] | 15 |
|
| 3 | a [n mass] [prep] [noun pl] [adv] [prep] | 13 |
|
| 4 | a series [prep] [noun] [adv] [prep] | 11 |
|
