Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cua hai chi snippets" » "qua hai chi snippets", "cua dai chi snippets", "cua hoi chi snippets", "cua thai chi snippets", "cua tai chi snippets", "cua hai thi 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 hai chi 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 hai chi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cua hai chi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cua hai chi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.