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