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