Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"chuc danh so snippets" » "chuc nganh so snippets", "thuc hanh so snippets", "chuc nang so snippets", "chuc dinh so snippets", "chuc anh so snippets", "chuc dan so 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: (((("chuc danh so snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("chuc danh so snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( chuc danh so snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("chuc danh so snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.