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