Perhaps you should try some spelling variations:
"3d convolution and breeding program" » "3d convolution and feeding program" (Expand search), "3d evolution and breeding program" (Expand search), "3d revolution and breeding program" (Expand search), "3d convention and breeding program" (Expand search), "1d convolution and breeding program" (Expand search), "2d convolution and breeding program" (Expand search), "3d convolutional and breeding program" (Expand search)
"advanced oxidation in python programming" » "advanced oxidation and python programming" (Expand search), "advanced oxidation of python programming" (Expand search), "advanced oxidation _ python programming" (Expand search)

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

• Performing a fuzzy search may retrieve terms with similar spellings: (("3d convolution and breeding program") OR ("advanced oxidation in python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"3d convolution and breeding program\") OR (\"advanced oxidation in python programming\"))".
• Removing quotes may allow a broader search: (( 3d convolution and breeding program ) OR ( advanced oxidation in python programming )).
• Adding a wildcard symbol may retrieve word variants: (("3d convolution and breeding program") OR ("advanced oxidation in python programming"))*.