| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | should [be] [prep] the [noun] | 259 |
|
| 2 | [modal v] [be] [prep] the back | 17 |
|
| 3 | should [be] [prep] the back | 6 |
|
| 4 | should [be] [prep] [art] back | 6 |
|
| 5 | should [be] [prep] [art] back | 6 |
|
| 6 | should [be] [prep] the back | 6 |
|
| 7 | should [be] [prep] the back | 6 |
|
