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