11.   Defence officials said the rebels have escalated hit-and-run attacks against the troops that captured Kilinochchi on Sunday after a ferocious battle.

12.   The rebels had earlier escalated their attacks in the east in a bid to ease pressure on them in the north.

13.   The rebels had escalated their attacks in the east to try to ease pressure on them in the north.

n. + escalate >>共 311
violence 12.99%
tension 8.63%
war 4.36%
conflict 3.93%
situation 2.74%
cost 2.65%
dispute 2.56%
crisis 2.22%
confrontation 2.14%
protest 2.05%
rebel 1.11%
rebel + v. >>共 661
say 5.63%
be 5.41%
attack 3.57%
fight 2.64%
kill 2.17%
take 2.14%
have 1.87%
hold 1.70%
want 1.61%
seize 1.61%
escalate 0.08%
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