Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"tich bao toi snippets" » "tich va toi snippets", "tich cac toi snippets", "tich bao ton snippets", "tich bao tri snippets", "tich ban toi 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: (((("tich bao toi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("tich bao toi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( tich bao toi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tich bao toi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.