1.   A reliable source had eluded him, although certain other prospects had yet to be properly investigated.

2.   But can I count as a reliable source my own childhood memories?

3.   But drinkers will get off reasonably lightly, according to reliable Westminster sources.

4.   But it came from a reliable source.

5.   But what more reliable source of recovery do we have than our own body?

6.   Incidentally I got that information on the third law from a very reliable source.

7.   It is therefore not Apriori certain that literature is a reliable source of information about anything but its own language.

8.   She will likely have young children at home and no reliable source of day care.

9.   The process continues until a solid body of successful generalizations has been established to serve as a reliable source of explanations.