Perhaps you should try some spelling variations:
"coder based segmentation algorithms image" » "coder and segmentation algorithms image" (Expand search), "coder image segmentation algorithms image" (Expand search), "coder based representation algorithms image" (Expand search), "coder based segmentation algorithm image" (Expand search), "coder based segmentation algorithms ag" (Expand search), "coder based segmentation algorithms aiming" (Expand search), "code based segmentation algorithms image" (Expand search), "foder based segmentation algorithms image" (Expand search), "codec based segmentation algorithms image" (Expand search)
"_ python python python programming" » "_ pythons python python programming" (Expand search), "_ piton python python programming" (Expand search), "_ pitons 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: (("coder based segmentation algorithms image") OR ("_ python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder based segmentation algorithms image\") OR (\"_ python python python programming\"))".
• Removing quotes may allow a broader search: (( coder based segmentation algorithms image ) OR ( _ python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder based segmentation algorithms image") OR ("_ python python python programming"))*.