Perhaps you should try some spelling variations:
"software implementation in loading problem" » "software implementation and loading problem" (Expand search), "software implementation of loading problem" (Expand search), "software implementation in routing problem" (Expand search), "software implementation in planning problem" (Expand search), "software implementation in leading problem" (Expand search), "software implementation ii loading problem" (Expand search), "software implementation i loading problem" (Expand search)
"python code python python programming" » "python code pythons python programming" (Expand search), "python code piton python programming" (Expand search), "python code pitons python programming" (Expand search), "python codigo python python programming" (Expand search), "python pacote python 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: (("software implementation in loading problem") OR ("python code python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"software implementation in loading problem\") OR (\"python code python python programming\"))".
• Removing quotes may allow a broader search: (( software implementation in loading problem ) OR ( python code python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("software implementation in loading problem") OR ("python code python python programming"))*.