Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"gach duoi ca snippets" » "sach doi ca snippets", "gach ngoi ca snippets", "sach duoc ca snippets", "gach doi ca snippets", "gach cuoi cua snippets", "gach nuoi cay 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: (((("gach duoi ca snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("gach duoi ca snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( gach duoi ca snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("gach duoi ca snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.