Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"don su cua snippets" » "don su code snippets", "dong su cua snippets", "down su cua snippets", "dan su cua snippets", "don hu cua snippets", "don tu cua snippets", "don vu cua snippets"
"python using java snippets" » "python using data 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: (((("python using java snippets") or ("don su cua snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java snippets") OR ("don su cua snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( python using java snippets ) or ( don su cua snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("python using java snippets") or ("don su cua snippets"))) or ("locating bug core snippets"))*.