Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"song dan xac snippets" » "song danh xac snippets", "song van xac snippets", "song da xac snippets", "song dan bac snippets", "song dan cac snippets", "song dan xa snippets", "song dan xac 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: (((("song dan xac snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("song dan xac snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( song dan xac snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("song dan xac snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.