Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"anh ve ho snippets" » "hanh ve ho snippets", "anh va ho snippets", "anh viet ho snippets", "anh ve hop snippets", "anh ve cho snippets", "anh ve hoa 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 ve 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: (((("anh ve ho snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( anh ve ho snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("anh ve ho snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.