Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"thuy anh cau snippets" » "thuy linh cau snippets", "thuy danh cau snippets", "thuy anh mau snippets", "thuy anh ca 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: (((("thuy anh 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: (((("thuy anh cau snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( thuy anh cau snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("thuy anh cau snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.