Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"da chieu le snippets" » "dao chieu le snippets", "doi chieu le snippets", "tam chieu le snippets", "da chieu ke snippets", "da hieu le snippets", "da hieu ve snippets"
"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: (((("da chieu le snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("da chieu le snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( da chieu le snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("da chieu le snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.