Perhaps you should try some spelling variations:
"locatinhg bug code snippets" » "locating bug code snippets", "locatinhg bug core snippets"
"python using java snippets" » "python using data snippets"
"duc con cua snippets" » "duc cong cua snippets", "duc ton cua snippets", "duc cuong cua snippets", "duc co cua snippets", "duc dong cua snippets"

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

• Performing a fuzzy search may retrieve terms with similar spellings: (((("duc con cua snippets") OR ("python using java snippets"))) OR ("locatinhg bug code snippets"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"duc con cua snippets\") OR (\"python using java snippets\"))) OR (\"locatinhg bug code snippets\"))".
• Removing quotes may allow a broader search: (((( duc con cua snippets ) OR ( python using java snippets ))) OR ( locatinhg bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("duc con cua snippets") OR ("python using java snippets"))) OR ("locatinhg bug code snippets"))*.