Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"dang mau de snippets" » "dong mau de snippets", "dang van de snippets", "dang su de snippets", "dang sau de snippets", "dang cau de snippets", "dang mau do 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: (((("dang mau de snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dang mau de snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dang mau de snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dang mau de snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.