1.   After the DNA was found, tests were conducted to check that it had not entered the egg after it split open, Xinhua said.

2.   He said a month-long study was being conducted to check development at these areas.

3.   The raids were conducted to check whether the rebels have infiltrated into Colombo to carry out suicide attacks.

4.   The raids were conducted to check whether the rebels have infiltrated into Colombo, the Sri Lankan capital, to carry out suicide attacks.