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