Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"dang ke chi snippets" » "dang ky chi snippets", "hang ke chi snippets", "dan ke chi snippets", "dang ke che snippets", "dang ke thi 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: (((("dang ke chi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dang ke chi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dang ke chi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dang ke chi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.