11.   As the tournament opened there were lingering concerns in both countries over tickets for the event.

12.   Despite lingering security concerns, Afghanistan took new steps towards normalcy after the US-led offensive to eliminate Afghan-based terrorism.

13.   Despite lingering security concerns, Afghanistan was on Friday taking steps towards normality.

v. + concern >>共 357
express 28.84%
raise 12.57%
voice 5.84%
have 4.55%
cite 3.40%
address 3.24%
ease 3.21%
cause 2.32%
allay 1.46%
dismiss 1.36%
linger 0.07%
linger + n. >>共 71
concern 10.40%
fear 6.40%
doubt 4.80%
problem 4.80%
while 4.80%
allegation 2.40%
moment 2.40%
bitterness 2.40%
dispute 2.40%
spore 2.40%
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