Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cuu anh do snippets" » "cuu thanh do snippets", "cuu tinh do snippets", "cuu nang do snippets", "cuu anh doc snippets", "cuu anh d snippets", "cuu anh co 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: (((("cuu anh do snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("cuu anh do snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cuu anh do snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cuu anh do snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.