Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"hinh cho hoc snippets" » "chinh cho hoc snippets", "tinh cho hoc snippets", "minh cho hoc snippets", "hinh co hoc snippets", "hinh khoa hoc 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 cho hoc 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 cho hoc snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( hinh cho hoc snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hinh cho hoc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.