Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"hoa hinh do snippets" » "hoa sinh do snippets", "hoa binh do snippets", "hoan chinh do snippets", "hoa chinh do snippets", "hoa kinh do snippets", "hoa hinh o 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: (((("hoa hinh do snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("hoa hinh do snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( hoa hinh do snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hoa hinh do snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.