1.   Agnes looked hard at the pixie.

2.   At first he thought it was merely the effect of looking too hard, and he blinked his eyes twice.

3.   If you look too hard it disappears altogether into a kind of wistful, disappointed light in the night sky.

4.   It means, for instance, respecting your body and not abusing it, taking exercise and looking hard at your diet.

5.   The overhead wires are so slight that you have to look hard to see them.

6.   The second man looked hard at Jean-Pierre, as if committing his face to memory.

7.   His face looked less hard in repose.

8.   We have again looked hard at our working practices and cost base and have made substantial changes.

9.   Magill looked hard at Maxim.