Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"tinh dung du snippets" » "trinh dung du snippets", "tin dung du snippets", "tinh quang du snippets", "tinh dung de snippets", "tinh dung cu snippets", "tinh dung cua 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 dung 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 dung du snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( tinh dung du snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tinh dung du snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.