Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"tinh hai can snippets" » "tinh thai can snippets", "tinh chat can snippets", "trinh han can snippets", "tinh hai tan snippets", "tinh hai van snippets", "tinh hau can 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: (((("tinh hai 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: (((("tinh hai can snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( tinh hai can snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tinh hai can snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.