| # | Concept | Culture | Statement | Freq. |
|---|---|---|---|---|
| 1 | subway pass | United States | Subway passes are essential for daily urban transportation in major US cities like New York. | 9 |
| 2 | subway pass | European countries | Subway passes are common and essential for regular commuters in European countries. | 1 |
| 3 | subway pass | Rural areas in developing countries | Subway passes are rarely used in rural areas of developing countries due to limited public transportation infrastructure. | 1 |