Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cung tai hoc snippets" » "dung tai hoc snippets", "cung bai hoc snippets", "cong tai hoc snippets", "cung thai hoc snippets", "cung dai 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: (((("cung tai 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: (((("cung tai hoc snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cung tai hoc snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cung tai hoc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.