Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"anh hoang co snippets" » "thanh hoang co snippets", "minh hoang co snippets", "tnhh hoang co snippets", "anh hoang cao snippets", "anh hoang cd snippets", "anh hoang o 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: (((("anh hoang co snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("anh hoang co snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( anh hoang co snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("anh hoang co snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.