Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cap loai hoc snippets" » "cac loai hoc snippets", "phap loai hoc snippets", "cap lam hoc snippets", "cap logic hoc snippets", "cap loai khoa snippets", "cap 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: (((("cap loai 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: (((("cap loai hoc snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cap loai hoc snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cap loai hoc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.