Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"chi thoi de snippets" » "chai thoi de snippets", "chi thi de snippets", "chuoi thoi de snippets", "chi khoi de snippets", "chi thoi diem snippets", "chi thai den 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: (((("chi thoi de snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("chi thoi de snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( chi thoi de snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("chi thoi de snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.