Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"tinh cham do snippets" » "trinh cham do snippets", "tinh chat do snippets", "tinh cam do snippets", "tinh cham o snippets", "tinh pham do snippets", "tinh tham do 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 cham do 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 cham do snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( tinh cham do snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tinh cham do snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.