Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"trung dai mo snippets" » "truong dai mo snippets", "truong dao mo snippets", "trung tam mo snippets", "trung dai moi snippets", "trung dai so snippets", "trung dau mo 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: (((("trung dai 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: (((("trung dai mo snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( trung dai mo snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("trung dai mo snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.