Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"h vuong chi snippets" » "h vuong thi snippets", "h vuong phi snippets", "h thuong chi snippets", "hau vuong chi snippets", "thi vuong chi snippets", "my vuong chi 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: (((("h vuong chi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("h vuong chi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( h vuong chi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("h vuong chi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.