Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"thi tran thi slippers" » "thi trang thi slippers", "thi thanh thi slippers", "thi lan thi slippers", "thi tran thi slippery", "thi tran thi grippers"
"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: (((("thi tran thi slippers") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("thi tran thi slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( thi tran thi slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("thi tran thi slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.