Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cach thoi dk snippets" » "cac thoi dk snippets", "cach thuc dk snippets", "cach noi dk snippets", "cach thoi dai snippets", "cach thoi dao 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: (((("cach thoi dk snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("cach thoi dk snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cach thoi dk snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cach thoi dk snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.