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