Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"dan nuoc chi snippets" » "dang nuoc chi snippets", "dat nuoc chi snippets", "dan quoc chi snippets", "dan nuoc cho snippets", "dan nuoc thai snippets", "dan nuoc chau 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: (((("dan nuoc chi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dan nuoc chi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dan nuoc chi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dan nuoc chi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.