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