Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"long tinh ve snippets" » "long tinh code snippets", "cong tinh ve snippets", "dong tinh ve snippets", "nong tinh ve snippets", "long trinh ve snippets", "long tinh ven snippets", "long dinh ve 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: (((("long tinh ve snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("long tinh ve snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( long tinh ve snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("long tinh ve snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.