Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"phia cac moi snippets" » "phia bac moi snippets", "pha cac moi snippets", "phan cac moi snippets", "phia cac mon snippets", "phia cac toi snippets", "phia cac thoi 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: (((("phia cac moi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("phia cac moi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( phia cac moi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("phia cac moi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.