Perhaps you should try some spelling variations:
international convention » international cooperation, international context, international communication
using dimensions » using dimensional, using dimensionless, missing dimensions
using dimension » using dimensional, missing dimension, using dispersion
model dave » model david, model data, model dan
modes wave » mode wave, models waves, modes water

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: international convention ((using dimensions) or (using dimension)) ((model dave) or (modes wave))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: international convention ((using dimensions) OR (using dimension)) ((model dave) OR (modes wave)).
• Adding a wildcard symbol may retrieve word variants: international convention ((using dimensions) or (using dimension)) ((model dave) or (modes wave))*.