Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"dao hai cuoc snippets" » "dao hai huoc snippets", "dao lai cuoc snippets", "dao hai cuc snippets", "dao thai cuoc snippets", "dai hai cuoc snippets", "do hai 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: (((("dao hai 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: (((("dao hai cuoc snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dao hai cuoc snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dao hai cuoc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.