| air travel | 58.33 | He detested air travel. | ||
| business travel | 12.18 | Business travel has fallen more sharply. | ||
| space travel | 9.55 | What will space travel be like in the future? | ||
| rail travel | 4.15 | Rail travel became tres uncool. | ||
| time travel | 3.95 | Time travel? | ||
| train travel | 3.95 | Train travel has surged. | ||
| airline travel | 3.42 | Take airline travel. | ||
| jet travel | 2.57 | Jet travel. | ||
| leisure travel | 2.44 | Leisure travel increased, as well. | ||
| world travel | 2.30 | Souvenirs from world travels. | ||
| summer travel | 1.84 | Some even receive credit for summer travel. | ||
| road travel | 1.45 | Ambushes have made road travel impossible, she said. | ||
| holiday travel | 1.32 | What do they think of holiday travel? | ||
| passenger travel | 1.18 | Pena said nothing had been decided in respect to air passenger travel. | ||
| sea travel | 1.18 | Currently, sea travel between the two countries is sporadic. | ||
| weekend travel | 1.05 | There is a surcharge for weekend travel. | ||
| bus travel | 0.99 | Bus travel was not much easier. | ||
| highway travel | 0.99 | And the ease of highway travel has been a major surprise. | ||
| team travel | 0.92 | The team then travels to Ethiopia to meet with Prime Minister Meles Zenawi. | ||
| campaign travel | 0.79 | Dole campaign officials decline to discuss the costs of campaign travel. |