Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"tich ban cau snippets" » "tich bao cau snippets", "tich van cau snippets", "kich ban cau snippets", "tich bang cau snippets", "tich ban can 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: (((("tich ban cau snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("tich ban cau snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( tich ban cau snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tich ban cau snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.