Perhaps you should try some spelling variations:
simulation techniques » mitigation techniques, segmentation techniques, inhalation technique
imputation techniques » implantation technique, augmentation techniques, segmentation techniques
mil simulation » mri simulation, via simulation, _ simulation
based mil » based gel
based two » based tool, based co

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

• Performing a fuzzy search may retrieve terms with similar spellings: (( learning-based mil simulation techniques ) or ( learning-based two imputation techniques ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( learning-based mil simulation techniques ) OR ( learning-based two imputation techniques )).
• Adding a wildcard symbol may retrieve word variants: (( learning-based mil simulation techniques ) or ( learning-based two imputation techniques ))*.