very economical
very effective
very effective catalyst
very effective method
very effective tool
very efficient

very efficient catalyst
very elderly
very elderly patients
very end
very essence
very existence
very expensive

very far
very fast
very favourable
very fine
very first time
very flexible
very frequent

very general
very good
very good accuracy
very good agreement
very good correlation
very good performance
very good results

very good solubility
very good yields