Perhaps you should try some spelling variations:
"coder coder itcm optimization problems" » "coder coder storm optimization problems" (Expand search), "coder coder time optimization problems" (Expand search), "coder coder term optimization problems" (Expand search), "coder decoder itcm optimization problems" (Expand search), "code code itcm optimization problems" (Expand search), "decoder codec itcm optimization problems" (Expand search)
"api python python python programming" » "api pythons python python programming" (Expand search), "api piton python python programming" (Expand search), "api pitons python python programming" (Expand search), "rpa 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 coder itcm optimization problems\") OR (\"api python python python programming\"))~".
• Removing quotes may allow a broader search: (( coder coder itcm optimization problems ) OR ( api python python python programming ))~.
• Adding a wildcard symbol may retrieve word variants: (("coder coder itcm optimization problems") OR ("api python python python programming"))*.