COBUILD Collocations
definite improvement
considerable improvement
continuous improvement
definite improvement
deliver an improvement
dramatic improvement
efficiency improvements
expect an improvement
further improvement
gradual improvement
huge improvement
infrastructure improvements
marginal improvement
massive improvement
modest improvement
necessary improvements
notice an improvement
noticeable improvement
performance improvement
productivity improvement
radical improvement
rapid improvement
report an improvement
represent an improvement
require improvement
road improvements
safety improvements
see an improvement
sharp improvement
show an improvement
significant improvement
slight improvement
steady improvement
substantial improvement
suggest improvements
transport improvements
vast improvement