Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"tra dao cuoc snippets" » "tra dao cuong snippets", "tra dao duc snippets", "tra va cuoc snippets", "tra bao cuoc snippets", "tro dao cuoc snippets", "trai dat 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: (((("tra dao 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: (((("tra dao cuoc snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( tra dao cuoc snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tra dao cuoc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.