Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"thuy doi mo snippets" » "thay doi mo snippets", "thuy loi mo snippets", "thuy do mo snippets", "thuy doi moi snippets", "thuy doi bo snippets", "thuy doi co 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: (((("thuy doi 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: (((("thuy doi mo snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( thuy doi mo snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("thuy doi mo snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.