Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"thi man hoa snippets" » "thi mai hoa snippets", "thi lan hoa snippets", "thi van hoa snippets", "thi man hoai snippets", "thi ma hoa 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: (((("thi man hoa snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("thi man hoa snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( thi man hoa snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("thi man hoa snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.