Perhaps you should try some spelling variations:
"coder using refinement algorithm complexity" » "coder using refinement algorithms complexity" (Expand search), "coder using replacement algorithms complexity" (Expand search), "coder using enhancement algorithm complexity" (Expand search), "coder using refinement algorithmic complexity" (Expand search), "coder line refinement algorithm complexity" (Expand search), "coder grain refinement algorithm complexity" (Expand search), "coder and refinement algorithm complexity" (Expand search), "coders using refinement algorithm complexity" (Expand search), "cover using refinement algorithm complexity" (Expand search), "code using refinement algorithm complexity" (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 refinement algorithm complexity\") OR (\"spi in python python programming\"))~".
• Removing quotes may allow a broader search: (( coder using refinement algorithm complexity ) OR ( spi in python python programming ))~.
• Adding a wildcard symbol may retrieve word variants: (("coder using refinement algorithm complexity") OR ("spi in python python programming"))*.