Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"tac can hoi snippets" » "tac can code snippets", "tac van hoi snippets", "tac quan hoi snippets", "tac vang hoi snippets", "tac cau hoi snippets", "tac can ho snippets", "tac dan hoi 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 ("tac can hoi snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java snippets") OR ("tac can hoi snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( python using java snippets ) or ( tac can hoi snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("python using java snippets") or ("tac can hoi snippets"))) or ("locating bug core snippets"))*.