Perhaps you should try some spelling variations:
"coder using efficient algorithms convexity" » "coder using efficient algorithm convexity" (Expand search), "coder using efficient algorithms complexity" (Expand search), "coder using efficient algorithm complexity" (Expand search), "coder using efficient algorithms content" (Expand search), "coder using effluent algorithms convexity" (Expand search), "coders using efficient algorithms convexity" (Expand search), "cover using efficient algorithms convexity" (Expand search), "code using efficient algorithms convexity" (Expand search)
"spi in python python programming" » "spi in pythons python programming" (Expand search), "spi in piton python programming" (Expand search), "spi in pitons python programming" (Expand search), "spi _ python 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 using efficient algorithms convexity\") OR (\"spi in python python programming\"))~".
• Removing quotes may allow a broader search: (( coder using efficient algorithms convexity ) OR ( spi in python python programming ))~.
• Adding a wildcard symbol may retrieve word variants: (("coder using efficient algorithms convexity") OR ("spi in python python programming"))*.