| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be [not/n't] all plain [noun] | 10 |
|
| 2 | be [not/n't] [det] plain [noun] | 10 |
|
| 3 | be [not/n't] [det] plain [noun sg] | 10 |
|
| 4 | be [not/n't] [det] plain sailing | 9 |
|
| 5 | be [not/n't] [det] plain sailing | 9 |
|
| 6 | be not [det] plain [noun] | 8 |
|
