Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"tru quoc mo snippets" » "thu quoc mo snippets", "trung quoc mo snippets", "tran quoc mo snippets", "tru uoc mo snippets", "tru quoc co snippets", "tru quoc lo 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: (((("tru quoc mo snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("tru quoc mo snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( tru quoc mo snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tru quoc mo snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.