You can't win an unconventional war by conventional means.

This resulted in a year of Liu Yongfu's forces fighting an unconventional war.

In an unconventional war in which propaganda is an essential weapon, an Arab-language satellite television channel is striking with relentless power.

Then they had been sent to Indochina to wage an unconventional war in the jungles and swamps of a country that was totally alien to them.

A year later, the balanced budget and big surpluses are gone, the military has proven itself in an unconventional war, and the peace has been shattered.

You may find Hunter's methods of war somewhat unconventional and even eccentric, but we would advise you not to underrate either him or them.

In other words, the unconventional war that Defense Secretary Donald H. Rumsfeld has been promising finally seems at hand.

It was a difficult battle for the Indian Army, which was not trained for an unconventional war.

But we were not prepared for the terrorists' unconventional war inside our heads.

I understand this is a unconventional war.