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major
serious
real
new
greatest
direct
biggest
significant
greater
difficult
formidable
important
intellectual
main
particular
legal
fundamental
big
constant
key
considerable
interesting
ultimate
technical
enormous
daunting
unique
primary
constitutional
open
tremendous
additional
critical
radical
immediate
diagnostic
exciting
peremptory
ongoing
successful
huge
severe
soviet
effective
environmental
subsequent
antigenic
global
powerful
japanese
bigger
oral
communist
competitive
substantial
bold
profound
technological
theoretical
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