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