Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"dinh sach du snippets" » "sinh sach du snippets", "tinh sach du snippets", "chinh sach du snippets", "dinh sach dau snippets", "dinh sach de snippets", "dinh sach tu 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: (((("dinh sach du snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dinh sach du snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dinh sach du snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dinh sach du snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.