21.   Those costs are expected to continue for the next four years before they begin to yield savings.

v. + saving >>共 353
use 5.08%
achieve 4.66%
make 3.04%
have 2.88%
lose 2.83%
withdraw 2.72%
keep 2.41%
produce 2.36%
pass_on 2.25%
increase 2.25%
yield 1.10%
yield + n. >>共 641
result 13.87%
clue 2.65%
benefit 2.36%
run 2.22%
information 2.12%
agreement 1.93%
progress 1.93%
power 1.54%
profit 1.54%
return 1.45%
saving 1.01%
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