Perhaps you should try some spelling variations:
"coder string matching algorithm combined" » "coder string matching algorithms combined" (Expand search), "cordel string matching algorithm combined" (Expand search), "closed string matching algorithm combined" (Expand search), "modelo string matching algorithm combined" (Expand search)
"via python python python programming" » "via pythons python python programming" (Expand search), "via piton python python programming" (Expand search), "via pitons python python programming" (Expand search), "in 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 matching algorithm combined\") OR (\"via python python python programming\"))~".
• Removing quotes may allow a broader search: (( coder string matching algorithm combined ) OR ( via python python python programming ))~.
• Adding a wildcard symbol may retrieve word variants: (("coder string matching algorithm combined") OR ("via python python python programming"))*.