Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"tac dong do snippets" » "tac dung do snippets", "tac trong do snippets", "ha dong do snippets", "tac dong dao snippets", "tac dong co snippets", "tac dang do 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: (((("tac dong do snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("tac dong do snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( tac dong do snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tac dong do snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.