Perhaps you should try some spelling variations:
imputation techniques » implantation technique, augmentation techniques, segmentation techniques
predictive techniques » reduction techniques, reduction technique
model predictive » model reduction
based model » based code, based modeling, based anodes
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 two imputation techniques ) or ( learning-based model predictive techniques ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( learning-based two imputation techniques ) OR ( learning-based model predictive techniques )).
• Adding a wildcard symbol may retrieve word variants: (( learning-based two imputation techniques ) or ( learning-based model predictive techniques ))*.