1.   But U.S. intelligence analysts say these statements exaggerate the victory at intercepting drug planes, and that coca base is still reaching Colombia from Bolivia and Peru.

2.   Moreover, intelligence officials said that new refining techniques allow Colombian traffickers to produce more cocaine from coca base than before.

3.   Our money, some times during the year, is coca base but we just use it as currency.

4.   The police ripped up the pens with a chainsaw and kicked over the metal drums, splattering coca base into the mud.