| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | is [verb] in section | 83 |
|
| 2 | is [vb pp] in section | 82 |
|
| 3 | is describe in section | 20 |
|
| 4 | is described in section | 20 |
|
| 5 | is discuss in section | 12 |
|
| 6 | is discussed in section | 12 |
|
| 7 | is contained in section | 8 |
|
| 8 | is contain in section | 8 |
|
