Perhaps you should try some spelling variations:
"coder decoder servlets java programming" » "coder decoder servlets and programming" (Expand search), "coder decoder servlets based programming" (Expand search), "coder decoder servlets goal programming" (Expand search), "encoder decoder servlets java programming" (Expand search), "video decoder servlets java programming" (Expand search), "coder decoder servlets jsp programming" (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)

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (("coder decoder servlets java programming") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder decoder servlets java programming\") OR (\"api python python python programming\"))".
• Removing quotes may allow a broader search: (( coder decoder servlets java programming ) OR ( api python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder decoder servlets java programming") OR ("api python python python programming"))*.