Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"chuc nu hoan snippets" » "chuc su hoan snippets", "chuc cua hoan snippets", "chuc vu hoan snippets", "chuc thu hoan 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 nu hoan 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 nu hoan snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( chuc nu hoan snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("chuc nu hoan snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.