| # | Concept | Culture | Statement | Freq. |
|---|---|---|---|---|
| 1 | nautical flag signals | international maritime industry | Nautical flag signals play an important role in international maritime communication and are part of standard maritime knowledge. | 1 |
| 2 | nautical flags | Maritime industry in the West | Nautical flags are used for clear and efficient communication between ships and during maritime operations | 1 |
| 3 | nautical flags | nautical industry | Crucial for maritime communication and signaling between vessels | 1 |