Perhaps you should try some spelling variations:
"image segmentation python script python" » "image segmentation method script python" (Expand search), "image segmentation methods script python" (Expand search), "image segmentation on script python" (Expand search)
"python django python python programming" » "python usando python python programming" (Expand search), "python dado python python programming" (Expand search), "python django pythons python programming" (Expand search), "python django piton python programming" (Expand search), "python django pitons 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: (("image segmentation python script python") OR ("python django python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"image segmentation python script python\") OR (\"python django python python programming\"))*".
• Removing quotes may allow a broader search: (( image segmentation python script python ) OR ( python django python python programming ))*.