Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"chieu cu cau snippets" » "chieu tu cau snippets", "chieu cao cau snippets", "nhieu cau cau snippets", "chieu cu cao snippets", "chieu co cau snippets", "chieu cu cu 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: (((("chieu cu 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: (((("chieu cu cau snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( chieu cu cau snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("chieu cu cau snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.