The surgery can sometimes be complex, and may require more than one operation to correct.

VOA: special.2009.12.22

As Katharine Hepburn became older, she played more and more wise and complex characters.

VOA: special.2009.09.20

But he warned 2010 would be "a more complicated and complex year", domestically and internationally.

VOA: standard.2010.02.14

"It is a complex task, and it involves far more than just the military.

VOA: standard.2009.08.02

"I know that,if anything, the Mideast is more difficult and more complex.

VOA: standard.2009.11.25

Pyongyang says a resumption of the propaganda campaign will also compel it to totally shut down the Kaesong industrial complex, where more than 100 South Korean firms employ about The two countries have no diplomatic relations and technically remain at war following a 1953 truce which ended the three-year Korean War.

VOA: standard.2010.05.26