Perhaps you should try some spelling variations:
imputation techniques » implantation technique, augmentation techniques, segmentation techniques
reduction technique » reduction techniques, truncation technique
two reduction » h2o2 reduction, _ reduction
based code » based anode
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 code imputation techniques ) or ( learning-based two reduction technique ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( learning-based code imputation techniques ) OR ( learning-based two reduction technique )).
• Adding a wildcard symbol may retrieve word variants: (( learning-based code imputation techniques ) or ( learning-based two reduction technique ))*.