Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"nuoc toi cac snippets" » "nuoc tuoi cac snippets", "nuoc tai cac snippets", "nuoc doi cac snippets", "nuoc voi cac snippets", "nuoc ton cac 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: (((("nuoc toi cac snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("nuoc toi cac snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( nuoc toi cac snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("nuoc toi cac snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.