Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"thi tac cuoc snippets" » "thi cac cuoc snippets", "thi khac cuoc snippets", "thi tac thuoc snippets", "thi tam cuoc snippets", "thi thao cuoc snippets", "thi tran cuoc 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 tac cuoc 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 tac cuoc snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( thi tac cuoc snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("thi tac cuoc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.