| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] [art] [noun] [be] the | 3298 |
|
| 2 | [prep] [art] [noun sg] [be] the | 2730 |
|
| 3 | [prep] [art] system [be] [art] | 30 |
|
| 4 | [prep] [art] system [be] the | 15 |
|
| 5 | [prep] [art] system [be] the | 15 |
|
