21.   And that will be just the start of a new mining boom in the sub-Arctic area around Yellowknife, according to Lovell and independent analysts.

22.   But that faint hope died with every new boom of exploding ammunition from the tunnel, every new gust of acrid smoke.

23.   Young female workers are the main participants in this new sales boom.

a. + boom >>共 393
economic 25.07%
building 7.02%
current 4.23%
recent 2.68%
loud 2.51%
unprecedented 1.71%
housing 1.54%
postwar 1.48%
new 1.31%
sales 1.14%
new + n. >>共 1218
government 2.04%
law 1.71%
rule 1.20%
technology 1.10%
company 0.99%
system 0.93%
product 0.92%
one 0.87%
job 0.82%
election 0.74%
boom 0%
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