Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"giang ve da snippets" » "gian ve da snippets", "giang le da snippets", "giang vo da snippets", "giang ve dao snippets", "giang ve dat snippets", "giang ve dan 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: (((("giang ve 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: (((("giang ve da snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( giang ve da snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("giang ve da snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.