71.   The operators of a new one billion US dollar Hong Kong tunnel Tuesday cancelled a toll-free promotion day after a similar exercise Sunday caused massive traffic tail-backs.

a. + traffic >>共 879
heavy 7.17%
commercial 2.93%
civilian 2.76%
huge 2.71%
oncoming 2.41%
increased 2.17%
major 1.73%
pedestrian 1.73%
massive 1.73%
minor 1.49%
massive + n. >>共 1981
protest 1.95%
amount 1.53%
layoff 1.46%
loss 1.24%
debt 1.21%
search 1.18%
manhunt 1.13%
corruption 1.12%
campaign 1.08%
investment 0.98%
traffic 0.72%
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