Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"hang cau mon snippets" » "hang dau mon snippets", "hang ca mon snippets", "nhung cau mon snippets", "hang cac mon snippets", "hang cap mon snippets", "hang hau mon 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 cau mon 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 cau mon snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( hang cau mon snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hang cau mon snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.