Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"ban huong ho snippets" » "bang phuong ho snippets", "ban hang ho snippets", "anh huong ho snippets", "ban huong hoa snippets", "ban thuong ho snippets", "ban huong cho 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: (((("ban huong ho snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("ban huong ho snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( ban huong ho snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("ban huong ho snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.