Perhaps you should try some spelling variations:
"locating bung code snippets" » "locating bug code snippets", "locating bung code slippers"
"python using java snippets" » "python using data snippets", "python using java slippers"
"cao vu sach snippets" » "cao vu bach snippets", "cao su sach snippets", "cao vu khach snippets", "cao va sach snippets", "cao tu sach snippets", "cao vu sach slippers"

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: (((("cao vu sach snippets") or ("python using java snippets"))) or ("locating bung code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("cao vu sach snippets") OR ("python using java snippets"))) OR ("locating bung code snippets")).
• Removing quotes may allow a broader search: (((( cao vu sach snippets ) or ( python using java snippets ))) or ( locating bung code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cao vu sach snippets") or ("python using java snippets"))) or ("locating bung code snippets"))*.