Back then, civilizations needed time as a matter of basic survival.

The reason it has to be done now is basic survival.

In these early stages, the focus of any response is upon helping people with basic survival.

And their lack of material resources kept the basic survival urges always near the surface.

Now, however, he had no objective save basic survival.

Problems begin, however, when we generalize biologically essential things into areas that have nothing to do with basic survival.

Now it was all about basic survival, any thoughts of driving off the Cardassians kept to themselves.

"Other than basic survival, what else are you trying to accomplish?"

Yet, something he could not see or grasp had nearly tipped the scales against basic survival.

And these people depend for their basic survival on fishing.