Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"phap dinh da snippets" » "phan dinh da snippets", "pham dinh da snippets", "phap sinh da snippets", "phap dinh dat snippets", "phap dinh dao snippets", "phap tinh da 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: (((("python using java snippets") or ("phap dinh da snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java snippets") OR ("phap dinh da snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( python using java snippets ) or ( phap dinh da snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("python using java snippets") or ("phap dinh da snippets"))) or ("locating bug code snippets"))*.