| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [is] [verb] [conj] [adj] | 2330 |
|
| 2 | [is] [vb pp] [conj] [adj] | 2015 |
|
| 3 | [be] recommended [conj] [adj] | 42 |
|
| 4 | [is] recommend [conj] [adj] | 28 |
|
