Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"hoa minh chi snippets" » "khoa minh chi snippets", "hoa sinh chi snippets", "hoa binh chi snippets", "hoa dinh chi snippets", "hoa linh chi snippets", "hoa minh chau 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: (((("hoa minh chi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("hoa minh chi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( hoa minh chi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hoa minh chi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.