| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be visible [prep] the naked eye | 12 |
|
| 2 | is visible [prep] [art] naked eye | 7 |
|
| 3 | be visible with [art] naked eye | 6 |
|
| 4 | be visible to [art] naked eye | 6 |
|
