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