Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"phi lai cuoc snippets" » "phi tai cuc snippets", "phi va cuoc snippets", "phi lai cua snippets", "phi tai cuoc snippets", "phi loi cuoc snippets", "khi lai 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: (((("phi lai 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: (((("phi lai cuoc snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( phi lai cuoc snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("phi lai cuoc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.