Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"chung vi deu snippets" » "chung cu deu snippets", "chung tu deu snippets", "hung v deu snippets", "chung vi dieu snippets", "chung vi du snippets", "chung vi yeu 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: (((("chung vi deu snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("chung vi deu snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( chung vi deu snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("chung vi deu snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.