Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"than ha chau snippets" » "thanh ha chau snippets", "phan ha chau snippets", "than va chau snippets", "than hat chau snippets", "than a chau snippets", "than lai 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: (((("than ha chau snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("than ha chau snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( than ha chau snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("than ha chau snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.