Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"thi bai cung snippets" » "thi ai cung snippets", "thi ban cung snippets", "thi dai cuong snippets", "thai bai cung snippets", "thi mai cung snippets", "thi hai cung 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 bai cung 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 bai cung snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( thi bai cung snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("thi bai cung snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.