Perhaps you should try some spelling variations:
"coder segmentation and material program" » "color segmentation and material program" (Expand search), "over segmentation and material program" (Expand search), "gender segmentation and material program" (Expand search), "coder segmentation of material program" (Expand search), "coder segmentation and maternal program" (Expand search), "coder segmentation and bacterial program" (Expand search)
"python coding photon python programming" » "action coding photon python programming" (Expand search), "python code photon python programming" (Expand search), "python using photon python programming" (Expand search), "python coding piton python programming" (Expand search), "python coding photon photon programming" (Expand search), "python coding pitons python programming" (Expand search)

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

• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder segmentation and material program\") OR (\"python coding photon python programming\"))~".
• Removing quotes may allow a broader search: (( coder segmentation and material program ) OR ( python coding photon python programming ))~.
• Adding a wildcard symbol may retrieve word variants: (("coder segmentation and material program") OR ("python coding photon python programming"))*.