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