Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"trang lam mo snippets" » "trong lam mo snippets", "tran lam mo snippets", "trang lai mo snippets", "trang lam co snippets", "trang lam so snippets", "trang lap mo 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: (((("trang lam mo snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("trang lam mo snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( trang lam mo snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("trang lam mo snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.