Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"duoc hoi ca snippets" » "quoc hoi ca snippets", "duoc hoc ca snippets", "duoc si ca snippets", "duoc hoi cua snippets", "duoc hoi cac snippets", "duoc hoi cau 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: (((("duoc hoi 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: (((("duoc hoi ca snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( duoc hoi ca snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("duoc hoi ca snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.