Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"luu hanh cuu snippets" » "huu han cuu snippets", "luu hanh cua snippets", "luu nhanh cau snippets", "luu nhanh cuc 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: (((("luu hanh 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: (((("luu hanh cuu snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( luu hanh cuu snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("luu hanh cuu snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.