| major hurdle | 12.31 | But there was a major hurdle. | ||
| biggest hurdle | 10.14 | The biggest hurdle? | ||
| regulatory hurdle | 10.14 | There are regulatory hurdles as well. | ||
| first hurdle | 8.43 | That was only his first hurdle. | ||
| final hurdle | 7.50 | But he faced a final hurdle. | ||
| last hurdle | 6.65 | One last hurdle remains. | ||
| big hurdle | 4.48 | Big hurdles remain. | ||
| legal hurdle | 3.75 | Lim however, faces a legal hurdle. | ||
| high hurdle | 3.49 | That can be a high hurdle. | ||
| next hurdle | 3.29 | The next hurdle is the phone system. | ||
| significant hurdle | 3.23 | Still, Ripken faces a significant physical hurdle. | ||
| bureaucratic hurdle | 2.70 | There are two bureaucratic hurdles. | ||
| political hurdle | 2.44 | Helms was the last major political hurdle. | ||
| new hurdle | 2.37 | But there were new hurdles. | ||
| technical hurdle | 2.37 | But both firms face tough technical hurdles. | ||
| remaining hurdle | 2.17 | There are just two remaining hurdles. | ||
| difficult hurdle | 1.58 | That has been a difficult hurdle all season. | ||
| huge hurdle | 1.58 | One huge hurdle is the price. | ||
| key hurdle | 1.45 | He minces no words about one key mental hurdle a person must clear. | ||
| formidable hurdle | 1.38 | The winner faces a formidable hurdle. |