Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"dai trong vo snippets" » "tai trong vo snippets", "bai trong vo snippets", "dai tuong vo snippets", "dai trong va snippets", "dai trong co 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: (((("dai trong vo snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dai trong vo snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dai trong vo snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dai trong vo snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.