Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"gia khoi can snippets" » "giao khoa can snippets", "bia khoa can snippets", "gian hoi can snippets", "gia khoa can snippets", "gia khoi nang snippets", "gia hoc can 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: (((("gia khoi can snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("gia khoi can snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( gia khoi can snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("gia khoi can snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.