Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"huu can ho snippets" » "huu chan ho snippets", "huu han ho snippets", "hau can ho snippets", "huu can tho snippets", "huu can bo snippets", "huu van ho 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 can ho 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 can ho snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( huu can ho snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("huu can ho snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.