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