Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"men dinh thi snippets" » "me dinh thi snippets", "men sinh thi snippets", "mien dich thi snippets", "men dinh tri snippets", "men dinh thi slippers"
"locating bug code snippets" » "locating bug code slippers", "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: (((("men dinh thi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("men dinh thi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( men dinh thi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("men dinh thi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.