| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | is normally used [prep] | 16 |
|
| 2 | is normally used in | 8 |
|
| 3 | is normally used in | 8 |
|
| 4 | is normally used for | 6 |
|
| 5 | is normally used for | 6 |
|
