Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"tao duc dan slippers" » "tao duoc dan slippers", "dao duc dan slippers", "tho duc dan slippers", "tao duc tan slippers", "tao duc dai slippers", "tao duc dan slippery", "tao duc dan grippers"
"locating bug code snippets" » "locating bung code snippets", "locating bugs code snippets", "locating bug core snippets"

Try widening your search to All Fields.

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

• Performing a fuzzy search may retrieve terms with similar spellings: (((("tao duc dan slippers") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("tao duc dan slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( tao duc dan slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tao duc dan slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.