Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cua chieu ke snippets" » "cua chien ke snippets", "cua hieu ke snippets", "cua dieu ke snippets", "cua hieu ky snippets", "cua hieu ve snippets", "cua hieu kem 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: (((("cua chieu ke snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("cua chieu ke snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cua chieu ke snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cua chieu ke snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.