Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"thi thao vo snippets" » "thi thanh vo snippets", "thi thu vo snippets", "thi thuy vo snippets", "thi than vo snippets", "thi thao bo snippets", "thi thao van 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: (((("thi thao vo snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("thi thao vo snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( thi thao vo snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("thi thao vo snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.