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