Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"huu van chu snippets" » "cuu van chu snippets", "huu han chu snippets", "luu van chu snippets", "huu van chi snippets", "huu van phu snippets", "huu 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: (((("huu 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: (((("huu van chu snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( huu van chu snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("huu van chu snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.