Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"hang cua cuc snippets" » "mang cua cuc snippets", "hang ca cuc snippets", "huong cua cuc snippets", "hang cua cac snippets", "hang cua cu snippets", "hang cua duc 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: (((("hang cua cuc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("hang cua cuc snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( hang cua cuc snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hang cua cuc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.