Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"minh hai da snippets" » "minh khai da snippets", "tinh hai da snippets", "manh hai da snippets", "minh hai dan snippets", "minh hai ba snippets", "minh hai va 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: (((("minh hai da snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("minh hai da snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( minh hai da snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("minh hai da snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.