Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"bao van chu snippets" » "dao van chu snippets", "cao van chu snippets", "hao van chu snippets", "bao van chi snippets", "bao van phu snippets", "bao van cau 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: (((("bao van chu snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("bao van chu snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( bao van chu snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("bao van chu snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.