| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] [is] [prep] be explained [prep] | 15 |
|
| 2 | [noun sg] [is] [prep] be explained [prep] | 15 |
|
| 3 | [is] [adv] [prep] be explained [prep] | 8 |
|
| 4 | [is] [adv] [prep] be explained [prep] | 8 |
|
| 5 | [is] [prep] be explained [prep] [noun] | 6 |
|
| 6 | [is] [prep] be explained [prep] [art] | 5 |
|
| 7 | [is] [prep] be explained [prep] [art] | 5 |
|
