Perhaps you should try some spelling variations:
"coder segmentation python was effective" » "coder segmentation method was effective" (Expand search), "coder segmentation methods was effective" (Expand search), "coder segmentation on was effective" (Expand search), "color segmentation python was effective" (Expand search), "over segmentation python was effective" (Expand search), "gender segmentation python was effective" (Expand search), "coder segmentation python waste effective" (Expand search), "coder segmentation python mass effective" (Expand search), "coder segmentation python is effective" (Expand search), "coder segmentation python task effective" (Expand search), "coder segmentation python 2a effective" (Expand search), "coder segmentation python s effective" (Expand search)
"python coding python python programming" » "python codigo python python programming" (Expand search), "action coding python python programming" (Expand search), "python code python python programming" (Expand search), "python codigos python python programming" (Expand search), "python using python python programming" (Expand search), "python coding pythons python programming" (Expand search), "python coding piton python programming" (Expand search), "python coding 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: (("coder segmentation python was effective") OR ("python coding python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder segmentation python was effective\") OR (\"python coding python python programming\"))".
• Removing quotes may allow a broader search: (( coder segmentation python was effective ) OR ( python coding python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder segmentation python was effective") OR ("python coding python python programming"))*.