Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"giam doc can snippets" » "gian doc can snippets", "giam dau can snippets", "gian don can snippets", "giam hoc can snippets", "giam doc cao snippets", "giam doc chat 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: (((("giam doc 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: (((("giam doc can snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( giam doc can snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("giam doc can snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.