Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cuu thuoc de snippets" » "cua thuoc de snippets", "cuu thuc de snippets", "cay thuoc de snippets", "cuu thuoc do snippets", "cuu thuoc he snippets", "cuu thuoc dieu 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 thuoc de 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 thuoc de snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cuu thuoc de snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cuu thuoc de snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.