Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cua hang ca snippets" » "cua dang ca snippets", "cua nhung ca snippets", "cua thanh ca snippets", "cua hang va snippets", "cua nang cao snippets", "cua hang tai 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 hang ca 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 hang ca snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cua hang ca snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cua hang ca snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.