Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"chu manh cuu snippets" » "ho manh cuu snippets", "chu han cuu snippets", "chu van cuu snippets", "chu manh cua snippets", "chu mang cua snippets", "chu dinh cuu 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: (((("chu manh cuu snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("chu manh cuu snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( chu manh cuu snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("chu manh cuu snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.