Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"dong son cac snippets" » "dong son code snippets", "dong von cac snippets", "dong san cac snippets", "hoang son cac snippets", "dong ton cac snippets", "dong con cac snippets", "dong son bac 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: (((("dong son cac snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dong son cac snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( dong son cac snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dong son cac snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.