| After a few days of unproductive searching, they returned to Shalisa Creek Bay, downhearted and discouraged. |
| There has been an increasingly unproductive debate on the difference between modernism and postmodernism. |
| The early Greeks in their struggle for survival distinguished primarily between fruit-bearing trees and unproductive ones. |
| Some commercial plantings in New York become unproductive within three years because of mosaic virus while other plantings seem unaffected. |
| Nonetheless, a number of studies suggest that at least diphthongization and nasal and lateral depalatalization may be unproductive in Spanish. |
| They say that if these farmers are forced out of unproductive farming because of globalisation, then they will die like flies. |
