Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"huy bach chu snippets" » "huu bach chu snippets", "huy bich chu snippets", "vu bach chu snippets", "huy bach nhu snippets", "huy bach cau snippets", "huy bach thu 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: (((("huy bach 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: (((("huy bach chu snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( huy bach chu snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("huy bach chu snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.