Perhaps you should try some spelling variations:
"coder string mining algorithms complex" » "coder string mining algorithms complexity" (Expand search), "coder string mining algorithm complexity" (Expand search), "coder string mining algorithms combined" (Expand search), "coder string learning algorithms complex" (Expand search), "coder string routing algorithms complex" (Expand search), "coder string winding algorithms complex" (Expand search), "coder strip mining algorithms complex" (Expand search), "coder during mining algorithms complex" (Expand search), "cordel string mining algorithms complex" (Expand search), "closed string mining algorithms complex" (Expand search), "modelo string mining algorithms complex" (Expand search)
"api pythons python python programming" » "api pitons python python programming" (Expand search), "api piton python python programming" (Expand search), "api pythons piton python programming" (Expand search), "api pythons pitons python programming" (Expand search), "api pythons pytm python programming" (Expand search), "api python 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 string mining algorithms complex\") OR (\"api pythons python python programming\"))~".
• Removing quotes may allow a broader search: (( coder string mining algorithms complex ) OR ( api pythons python python programming ))~.
• Adding a wildcard symbol may retrieve word variants: (("coder string mining algorithms complex") OR ("api pythons python python programming"))*.