1.  This level of imported oil could thus be displaced by the combined use of domestic gas and coal.

2.  This study exemplifies the combined use of human and mouse genetics to dissect human genetic diseases involving multiple genes and complex phenotypes.

3.  The combined use of different-coloured marbles was another Aphrodisian characteristic.

4.  Some authors supported combined use of both agents with good results, while others found that a sclerosing agent does not improve haemostatic rates.

5.  Bell Atlantic and Nynex have adopted a combined use of their names in their regions.

6.  He also traced the syndromes to the combined use of pyridostigmine pills and exposure to organophosphate and carbamate insecticides and other chemicals.

7.  The Food and Drug Administration has never approved the combined use of appetite suppressants fenfluramine and a competing drug, phentermine.

8.  The manufacturers said they never promoted the combined use.