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