Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"binh voi can snippets" » "binh hoi can snippets", "minh voi can snippets", "tinh voi can snippets", "binh voi cac snippets", "binh voi cong snippets", "binh voi hang 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: (((("binh voi can snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("binh voi can snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( binh voi can snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("binh voi can snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.