Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"vung va moi snippets" » "vung va code snippets", "dung va moi snippets", "luong va moi snippets", "duong va moi snippets", "vung va mot snippets", "vung ve moi snippets", "vung va mo 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 ("vung va moi snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java snippets") OR ("vung va moi snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( python using java snippets ) or ( vung va moi snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("python using java snippets") or ("vung va moi snippets"))) or ("locating bug core snippets"))*.