Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"tran hanh bo snippets" » "tran thanh bo snippets", "tran manh bo snippets", "tran anh bo snippets", "tran hoanh bo snippets", "tran hanh mo snippets", "tran hanh noi 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: (((("tran hanh bo snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("tran hanh bo snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( tran hanh bo snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tran hanh bo snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.