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