71.   Several potential obstacles to conclusion of the deal remain.

a. + obstacle >>共 359
major 13.23%
biggest 8.13%
main 7.19%
serious 3.48%
formidable 2.73%
legal 2.53%
remaining 2.43%
potential 2.40%
last 2.23%
new 2.19%
potential + n. >>共 910
buyer 4.24%
problem 3.38%
candidate 2.75%
investor 2.38%
customer 2.24%
threat 1.72%
target 1.62%
juror 1.61%
partner 1.29%
danger 1.22%
obstacle 0.34%
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