Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"boc tran du snippets" » "boc tran code snippets", "soc trang du snippets", "bich tran du snippets", "buc tranh du snippets", "boc tran duc snippets", "boc tran duy snippets", "boc trang du 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: (((("boc tran du snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("boc tran du snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( boc tran du snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("boc tran du snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.