Perhaps you should try some spelling variations:
augmentation techniques » segmentation techniques, imputation techniques
floatation technique » inhalation technique, implantation technique, imputation techniques
no2 augmentation » data augmentation
3d floatation » _ floatation
based no2 » based co, based n
based 3d » based _, based co, based k

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 3d floatation technique ) OR ( learning-based no2 augmentation techniques ))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(( learning-based 3d floatation technique ) OR ( learning-based no2 augmentation techniques ))".
• Adding a wildcard symbol may retrieve word variants: (( learning-based 3d floatation technique ) OR ( learning-based no2 augmentation techniques ))*.