Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cac xuat cuc snippets" » "xac xuat cuc snippets", "cac luat cuc snippets", "cac thuat cuc snippets", "cac xuat cua snippets", "cac xuat cac snippets", "cac xuat duoc 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: (((("cac xuat cuc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("cac xuat cuc snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cac xuat cuc snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cac xuat cuc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.