Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"minh bai con snippets" » "hinh bai con snippets", "minh bac con snippets", "minh hai con snippets", "minh bai lon snippets", "minh tai cong 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: (((("minh bai con snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("minh bai con snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( minh bai con snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("minh bai con snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.