Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"dung le so snippets" » "dung le code snippets", "dung len so snippets", "dung he so snippets", "dung de so snippets", "dung ly so snippets", "dung le co snippets", "dung li so snippets"
"python using java snippets" » "python using data snippets"

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

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