Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"ba truc cau snippets" » "ba truc cu snippets", "ba truc du snippets", "ba truc va snippets", "cau truc cau snippets", "ba trung cau snippets", "dai truc cau 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: (((("ba truc cau snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("ba truc cau snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( ba truc cau snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("ba truc cau snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.