Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"huu dinh cao snippets" » "quy dinh cao snippets", "vu dinh cao snippets", "huu hanh cao snippets", "huu tinh cao snippets", "huu dinh cac snippets", "huu dinh dao 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: (((("huu dinh cao snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("huu dinh cao snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( huu dinh cao snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("huu dinh cao snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.