Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"thuc ta cau snippets" » "thuc tap cau snippets", "thuc tai cau snippets", "thuc va cau snippets", "thuc tao cau snippets", "thuc tra cau 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: (((("thuc ta cau snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("thuc ta cau snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( thuc ta cau snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("thuc ta cau snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.