Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"don chuan do snippets" » "don chuan code snippets", "doan chuan do snippets", "dong chuan do snippets", "don thuan do snippets", "don chuan dao snippets", "don chuan co snippets", "don chuan doan 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 ("don chuan do snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java snippets") OR ("don chuan do snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( python using java snippets ) or ( don chuan do snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("python using java snippets") or ("don chuan do snippets"))) or ("locating bug core snippets"))*.