Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"tan duoc mo snippets" » "tao duoc mo snippets", "tran duc mo snippets", "da duoc mo snippets", "tan duoc moi snippets", "tan duoc ma snippets", "tan duoc co 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: (((("tan duoc 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: (((("tan duoc mo snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( tan duoc mo snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tan duoc mo snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.