SimilarityRank
upgrade 0.788 1717
upgrade_to 0.646 7666
an_upgrade 0.613 30347
Upgrade 0.584 46165
improvement 0.566 1326
modernisation 0.553 41738
refurbishment 0.553 27154
enhancement 0.551 6647
modernization_of 0.540 29481
modernisation_of 0.532 59815
refurbishment_of 0.526 48211
retrofitting 0.524 76969
renovation 0.521 6141
infrastructure_development 0.517 27040
infrastructure_improvement 0.516 69872
modernization 0.514 15938
maintenance 0.508 2083
new_infrastructure 0.508 65069
retrofit 0.503 16237
or_replacement 0.494 55227
refurbish 0.494 12780
installation_of 0.493 4058
renovation_of 0.487 16250
overhaul 0.487 12205
upgrade_their 0.485 92072