Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cay dan cong snippets" » "cay dang cong snippets", "cay van cong snippets", "cay dan dong snippets", "cac dan cong snippets", "ca dan cong snippets", "cay lanh cong 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: (((("cay dan cong snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("cay dan cong snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cay dan cong snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cay dan cong snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.