Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"dong van cua snippets" » "dong van code snippets", "duong van cua snippets", "dang van cua snippets", "dong von cua snippets", "dong vang cua snippets", "dong ban cua snippets", "dong dan cua snippets"
"python using java snippets" » "python using data snippets"

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 ("dong van 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 ("dong van cua snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( python using java snippets ) or ( dong van cua snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("python using java snippets") or ("dong van cua snippets"))) or ("locating bug core snippets"))*.